401035540

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{153067}}^1$

素因数の和:153207

約数の個数: 24

約数和(自身を含む): 848608992

約数和(自身を除く): 447573452

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 153067, 306134, 612268, 765335, 1530670, 3061340, 20051777, 40103554, 80207108, 100258885, 200517770, 401035540]

約数ペア:

[(1, 401035540), (2, 200517770), (4, 100258885), (5, 80207108), (10, 40103554), (20, 20051777), (131, 3061340), (262, 1530670), (524, 765335), (655, 612268), (1310, 306134), (2620, 153067)]