127116620

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{40483}}^1$

素因数の和:40649

約数の個数: 24

約数和(自身を含む): 268651824

約数和(自身を除く): 141535204

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 40483, 80966, 161932, 202415, 404830, 809660, 6355831, 12711662, 25423324, 31779155, 63558310, 127116620]

約数ペア:

[(1, 127116620), (2, 63558310), (4, 31779155), (5, 25423324), (10, 12711662), (20, 6355831), (157, 809660), (314, 404830), (628, 202415), (785, 161932), (1570, 80966), (3140, 40483)]