70209680

素因数分解:

$2^4\times 5^1\times {\mathrm{877621}}^1$

素因数の和:877634

約数の個数: 20

約数和(自身を含む): 163237692

約数和(自身を除く): 93028012

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 877621, 1755242, 3510484, 4388105, 7020968, 8776210, 14041936, 17552420, 35104840, 70209680]

約数ペア:

[(1, 70209680), (2, 35104840), (4, 17552420), (5, 14041936), (8, 8776210), (10, 7020968), (16, 4388105), (20, 3510484), (40, 1755242), (80, 877621)]