396173840

素因数分解:

$2^4\times 5^1\times {\mathrm{4952173}}^1$

素因数の和:4952186

約数の個数: 20

約数和(自身を含む): 921104364

約数和(自身を除く): 524930524

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4952173, 9904346, 19808692, 24760865, 39617384, 49521730, 79234768, 99043460, 198086920, 396173840]

約数ペア:

[(1, 396173840), (2, 198086920), (4, 99043460), (5, 79234768), (8, 49521730), (10, 39617384), (16, 24760865), (20, 19808692), (40, 9904346), (80, 4952173)]