478480

素因数分解:

$2^4\times 5^1\times {\mathrm{5981}}^1$

素因数の和:5994

約数の個数: 20

約数和(自身を含む): 1112652

約数和(自身を除く): 634172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5981, 11962, 23924, 29905, 47848, 59810, 95696, 119620, 239240, 478480]

約数ペア:

[(1, 478480), (2, 239240), (4, 119620), (5, 95696), (8, 59810), (10, 47848), (16, 29905), (20, 23924), (40, 11962), (80, 5981)]