9849980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:88

約数の個数: 108

約数和(自身を含む): 26477640

約数和(自身を除く): 16627660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 49, 70, 76, 92, 95, 98, 115, 133, 140, 161, 190, 196, 230, 245, 266, 322, 380, 437, 460, 490, 529, 532, 644, 665, 805, 874, 931, 980, 1058, 1127, 1330, 1610, 1748, 1862, 2116, 2185, 2254, 2645, 2660, 3059, 3220, 3703, 3724, 4370, 4508, 4655, 5290, 5635, 6118, 7406, 8740, 9310, 10051, 10580, 11270, 12236, 14812, 15295, 18515, 18620, 20102, 21413, 22540, 25921, 30590, 37030, 40204, 42826, 50255, 51842, 61180, 70357, 74060, 85652, 100510, 103684, 107065, 129605, 140714, 201020, 214130, 259210, 281428, 351785, 428260, 492499, 518420, 703570, 984998, 1407140, 1969996, 2462495, 4924990, 9849980]

約数ペア:

[(1, 9849980), (2, 4924990), (4, 2462495), (5, 1969996), (7, 1407140), (10, 984998), (14, 703570), (19, 518420), (20, 492499), (23, 428260), (28, 351785), (35, 281428), (38, 259210), (46, 214130), (49, 201020), (70, 140714), (76, 129605), (92, 107065), (95, 103684), (98, 100510), (115, 85652), (133, 74060), (140, 70357), (161, 61180), (190, 51842), (196, 50255), (230, 42826), (245, 40204), (266, 37030), (322, 30590), (380, 25921), (437, 22540), (460, 21413), (490, 20102), (529, 18620), (532, 18515), (644, 15295), (665, 14812), (805, 12236), (874, 11270), (931, 10580), (980, 10051), (1058, 9310), (1127, 8740), (1330, 7406), (1610, 6118), (1748, 5635), (1862, 5290), (2116, 4655), (2185, 4508), (2254, 4370), (2645, 3724), (2660, 3703), (3059, 3220)]