20080060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1$

素因数の和:116

約数の個数: 192

約数和(自身を含む): 60963840

約数和(自身を除く): 40883780

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 17, 20, 22, 26, 28, 34, 35, 44, 52, 55, 59, 65, 68, 70, 77, 85, 91, 110, 118, 119, 130, 140, 143, 154, 170, 182, 187, 220, 221, 236, 238, 260, 286, 295, 308, 340, 364, 374, 385, 413, 442, 455, 476, 572, 590, 595, 649, 715, 748, 767, 770, 826, 884, 910, 935, 1001, 1003, 1105, 1180, 1190, 1298, 1309, 1430, 1534, 1540, 1547, 1652, 1820, 1870, 2002, 2006, 2065, 2210, 2380, 2431, 2596, 2618, 2860, 3068, 3094, 3245, 3740, 3835, 4004, 4012, 4130, 4420, 4543, 4862, 5005, 5015, 5236, 5369, 6188, 6490, 6545, 7021, 7670, 7735, 8260, 8437, 9086, 9724, 10010, 10030, 10738, 11033, 12155, 12980, 13039, 13090, 14042, 15340, 15470, 16874, 17017, 18172, 20020, 20060, 21476, 22066, 22715, 24310, 26078, 26180, 26845, 28084, 30940, 33748, 34034, 35105, 42185, 44132, 45430, 48620, 52156, 53690, 55165, 59059, 65195, 68068, 70210, 77231, 84370, 85085, 90860, 91273, 107380, 110330, 118118, 130390, 140420, 143429, 154462, 168740, 170170, 182546, 220660, 236236, 260780, 286858, 295295, 308924, 340340, 365092, 386155, 456365, 573716, 590590, 717145, 772310, 912730, 1004003, 1181180, 1434290, 1544620, 1825460, 2008006, 2868580, 4016012, 5020015, 10040030, 20080060]

約数ペア:

[(1, 20080060), (2, 10040030), (4, 5020015), (5, 4016012), (7, 2868580), (10, 2008006), (11, 1825460), (13, 1544620), (14, 1434290), (17, 1181180), (20, 1004003), (22, 912730), (26, 772310), (28, 717145), (34, 590590), (35, 573716), (44, 456365), (52, 386155), (55, 365092), (59, 340340), (65, 308924), (68, 295295), (70, 286858), (77, 260780), (85, 236236), (91, 220660), (110, 182546), (118, 170170), (119, 168740), (130, 154462), (140, 143429), (143, 140420), (154, 130390), (170, 118118), (182, 110330), (187, 107380), (220, 91273), (221, 90860), (236, 85085), (238, 84370), (260, 77231), (286, 70210), (295, 68068), (308, 65195), (340, 59059), (364, 55165), (374, 53690), (385, 52156), (413, 48620), (442, 45430), (455, 44132), (476, 42185), (572, 35105), (590, 34034), (595, 33748), (649, 30940), (715, 28084), (748, 26845), (767, 26180), (770, 26078), (826, 24310), (884, 22715), (910, 22066), (935, 21476), (1001, 20060), (1003, 20020), (1105, 18172), (1180, 17017), (1190, 16874), (1298, 15470), (1309, 15340), (1430, 14042), (1534, 13090), (1540, 13039), (1547, 12980), (1652, 12155), (1820, 11033), (1870, 10738), (2002, 10030), (2006, 10010), (2065, 9724), (2210, 9086), (2380, 8437), (2431, 8260), (2596, 7735), (2618, 7670), (2860, 7021), (3068, 6545), (3094, 6490), (3245, 6188), (3740, 5369), (3835, 5236), (4004, 5015), (4012, 5005), (4130, 4862), (4420, 4543)]