979427954860

素因数分解:

$2^2\times 5^1\times {\mathrm{2503}}^1\times {\mathrm{19565081}}^1$

素因数の和:19567593

約数の個数: 24

約数和(自身を含む): 2057620543776

約数和(自身を除く): 1078192588916

約数列:

[1, 2, 4, 5, 10, 20, 2503, 5006, 10012, 12515, 25030, 50060, 19565081, 39130162, 78260324, 97825405, 195650810, 391301620, 48971397743, 97942795486, 195885590972, 244856988715, 489713977430, 979427954860]

約数ペア:

[(1, 979427954860), (2, 489713977430), (4, 244856988715), (5, 195885590972), (10, 97942795486), (20, 48971397743), (2503, 391301620), (5006, 195650810), (10012, 97825405), (12515, 78260324), (25030, 39130162), (50060, 19565081)]