384438860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1478611}}^1$

素因数の和:1478633

約数の個数: 24

約数和(自身を含む): 869423856

約数和(自身を除く): 484984996

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1478611, 2957222, 5914444, 7393055, 14786110, 19221943, 29572220, 38443886, 76887772, 96109715, 192219430, 384438860]

約数ペア:

[(1, 384438860), (2, 192219430), (4, 96109715), (5, 76887772), (10, 38443886), (13, 29572220), (20, 19221943), (26, 14786110), (52, 7393055), (65, 5914444), (130, 2957222), (260, 1478611)]