201419480

素因数分解:

$2^3\times 5^1\times {\mathrm{2237}}^1\times {\mathrm{2251}}^1$

素因数の和:4499

約数の個数: 32

約数和(自身を含む): 453597840

約数和(自身を除く): 252178360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2237, 2251, 4474, 4502, 8948, 9004, 11185, 11255, 17896, 18008, 22370, 22510, 44740, 45020, 89480, 90040, 5035487, 10070974, 20141948, 25177435, 40283896, 50354870, 100709740, 201419480]

約数ペア:

[(1, 201419480), (2, 100709740), (4, 50354870), (5, 40283896), (8, 25177435), (10, 20141948), (20, 10070974), (40, 5035487), (2237, 90040), (2251, 89480), (4474, 45020), (4502, 44740), (8948, 22510), (9004, 22370), (11185, 18008), (11255, 17896)]