40521970

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{37871}}^1$

素因数の和:37985

約数の個数: 16

約数和(自身を含む): 73623168

約数和(自身を除く): 33101198

約数列:

[1, 2, 5, 10, 107, 214, 535, 1070, 37871, 75742, 189355, 378710, 4052197, 8104394, 20260985, 40521970]

約数ペア:

[(1, 40521970), (2, 20260985), (5, 8104394), (10, 4052197), (107, 378710), (214, 189355), (535, 75742), (1070, 37871)]