489452890

素因数分解:

$2^1\times 5^1\times {\mathrm{4519}}^1\times {\mathrm{10831}}^1$

素因数の和:15357

約数の個数: 16

約数和(自身を含む): 881291520

約数和(自身を除く): 391838630

約数列:

[1, 2, 5, 10, 4519, 9038, 10831, 21662, 22595, 45190, 54155, 108310, 48945289, 97890578, 244726445, 489452890]

約数ペア:

[(1, 489452890), (2, 244726445), (5, 97890578), (10, 48945289), (4519, 108310), (9038, 54155), (10831, 45190), (21662, 22595)]