20479643470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{8179}}^1$

素因数の和:8330

約数の個数: 128

約数和(自身を含む): 46306391040

約数和(自身を除く): 25826747570

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 103, 110, 130, 143, 170, 187, 206, 221, 286, 374, 442, 515, 715, 935, 1030, 1105, 1133, 1339, 1430, 1751, 1870, 2210, 2266, 2431, 2678, 3502, 4862, 5665, 6695, 8179, 8755, 11330, 12155, 13390, 14729, 16358, 17510, 19261, 22763, 24310, 29458, 38522, 40895, 45526, 73645, 81790, 89969, 96305, 106327, 113815, 139043, 147290, 179938, 192610, 212654, 227630, 250393, 278086, 449845, 500786, 531635, 695215, 842437, 899690, 1063270, 1169597, 1251965, 1390430, 1529473, 1684874, 1807559, 2339194, 2503930, 3058946, 3615118, 4212185, 5847985, 7647365, 8424370, 9037795, 9266807, 10951681, 11695970, 14321429, 15294730, 18075590, 18533614, 19883149, 21903362, 28642858, 39766298, 46334035, 54758405, 71607145, 92668070, 99415745, 109516810, 120468491, 143214290, 157535719, 186178577, 198831490, 240936982, 315071438, 372357154, 602342455, 787678595, 930892885, 1204684910, 1575357190, 1861785770, 2047964347, 4095928694, 10239821735, 20479643470]

約数ペア:

[(1, 20479643470), (2, 10239821735), (5, 4095928694), (10, 2047964347), (11, 1861785770), (13, 1575357190), (17, 1204684910), (22, 930892885), (26, 787678595), (34, 602342455), (55, 372357154), (65, 315071438), (85, 240936982), (103, 198831490), (110, 186178577), (130, 157535719), (143, 143214290), (170, 120468491), (187, 109516810), (206, 99415745), (221, 92668070), (286, 71607145), (374, 54758405), (442, 46334035), (515, 39766298), (715, 28642858), (935, 21903362), (1030, 19883149), (1105, 18533614), (1133, 18075590), (1339, 15294730), (1430, 14321429), (1751, 11695970), (1870, 10951681), (2210, 9266807), (2266, 9037795), (2431, 8424370), (2678, 7647365), (3502, 5847985), (4862, 4212185), (5665, 3615118), (6695, 3058946), (8179, 2503930), (8755, 2339194), (11330, 1807559), (12155, 1684874), (13390, 1529473), (14729, 1390430), (16358, 1251965), (17510, 1169597), (19261, 1063270), (22763, 899690), (24310, 842437), (29458, 695215), (38522, 531635), (40895, 500786), (45526, 449845), (73645, 278086), (81790, 250393), (89969, 227630), (96305, 212654), (106327, 192610), (113815, 179938), (139043, 147290)]