20637630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{569}}^1$

素因数の和:626

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 39116610

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 130, 155, 186, 195, 234, 279, 310, 390, 403, 465, 558, 569, 585, 806, 930, 1138, 1170, 1209, 1395, 1707, 2015, 2418, 2790, 2845, 3414, 3627, 4030, 5121, 5690, 6045, 7254, 7397, 8535, 10242, 12090, 14794, 17070, 17639, 18135, 22191, 25605, 35278, 36270, 36985, 44382, 51210, 52917, 66573, 73970, 88195, 105834, 110955, 133146, 158751, 176390, 221910, 229307, 264585, 317502, 332865, 458614, 529170, 665730, 687921, 793755, 1146535, 1375842, 1587510, 2063763, 2293070, 3439605, 4127526, 6879210, 10318815, 20637630]

約数ペア:

[(1, 20637630), (2, 10318815), (3, 6879210), (5, 4127526), (6, 3439605), (9, 2293070), (10, 2063763), (13, 1587510), (15, 1375842), (18, 1146535), (26, 793755), (30, 687921), (31, 665730), (39, 529170), (45, 458614), (62, 332865), (65, 317502), (78, 264585), (90, 229307), (93, 221910), (117, 176390), (130, 158751), (155, 133146), (186, 110955), (195, 105834), (234, 88195), (279, 73970), (310, 66573), (390, 52917), (403, 51210), (465, 44382), (558, 36985), (569, 36270), (585, 35278), (806, 25605), (930, 22191), (1138, 18135), (1170, 17639), (1209, 17070), (1395, 14794), (1707, 12090), (2015, 10242), (2418, 8535), (2790, 7397), (2845, 7254), (3414, 6045), (3627, 5690), (4030, 5121)]