31539220

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{5693}}^1$

素因数の和:5979

約数の個数: 24

約数和(自身を含む): 66483144

約数和(自身を除く): 34943924

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 5693, 11386, 22772, 28465, 56930, 113860, 1576961, 3153922, 6307844, 7884805, 15769610, 31539220]

約数ペア:

[(1, 31539220), (2, 15769610), (4, 7884805), (5, 6307844), (10, 3153922), (20, 1576961), (277, 113860), (554, 56930), (1108, 28465), (1385, 22772), (2770, 11386), (5540, 5693)]