40245340

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{8017}}^1$

素因数の和:8277

約数の個数: 24

約数和(自身を含む): 84862512

約数和(自身を除く): 44617172

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 8017, 16034, 32068, 40085, 80170, 160340, 2012267, 4024534, 8049068, 10061335, 20122670, 40245340]

約数ペア:

[(1, 40245340), (2, 20122670), (4, 10061335), (5, 8049068), (10, 4024534), (20, 2012267), (251, 160340), (502, 80170), (1004, 40085), (1255, 32068), (2510, 16034), (5020, 8017)]