490871188

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{607}}^1\times {\mathrm{4931}}^1$

素因数の和:5583

約数の個数: 24

約数和(自身を含む): 881604864

約数和(自身を除く): 390733676

約数列:

[1, 2, 4, 41, 82, 164, 607, 1214, 2428, 4931, 9862, 19724, 24887, 49774, 99548, 202171, 404342, 808684, 2993117, 5986234, 11972468, 122717797, 245435594, 490871188]

約数ペア:

[(1, 490871188), (2, 245435594), (4, 122717797), (41, 11972468), (82, 5986234), (164, 2993117), (607, 808684), (1214, 404342), (2428, 202171), (4931, 99548), (9862, 49774), (19724, 24887)]