40635040

素因数分解:

$2^5\times 5^1\times {\mathrm{253969}}^1$

素因数の和:253984

約数の個数: 24

約数和(自身を含む): 96000660

約数和(自身を除く): 55365620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 253969, 507938, 1015876, 1269845, 2031752, 2539690, 4063504, 5079380, 8127008, 10158760, 20317520, 40635040]

約数ペア:

[(1, 40635040), (2, 20317520), (4, 10158760), (5, 8127008), (8, 5079380), (10, 4063504), (16, 2539690), (20, 2031752), (32, 1269845), (40, 1015876), (80, 507938), (160, 253969)]