20107530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7207}}^1$

素因数の和:7251

約数の個数: 48

約数和(自身を含む): 53973504

約数和(自身を除く): 33865974

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 7207, 14414, 21621, 36035, 43242, 64863, 72070, 108105, 129726, 216210, 223417, 324315, 446834, 648630, 670251, 1117085, 1340502, 2010753, 2234170, 3351255, 4021506, 6702510, 10053765, 20107530]

約数ペア:

[(1, 20107530), (2, 10053765), (3, 6702510), (5, 4021506), (6, 3351255), (9, 2234170), (10, 2010753), (15, 1340502), (18, 1117085), (30, 670251), (31, 648630), (45, 446834), (62, 324315), (90, 223417), (93, 216210), (155, 129726), (186, 108105), (279, 72070), (310, 64863), (465, 43242), (558, 36035), (930, 21621), (1395, 14414), (2790, 7207)]