2173392020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3505471}}^1$

素因数の和:3505511

約数の個数: 24

約数和(自身を含む): 4711354368

約数和(自身を除く): 2537962348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3505471, 7010942, 14021884, 17527355, 35054710, 70109420, 108669601, 217339202, 434678404, 543348005, 1086696010, 2173392020]

約数ペア:

[(1, 2173392020), (2, 1086696010), (4, 543348005), (5, 434678404), (10, 217339202), (20, 108669601), (31, 70109420), (62, 35054710), (124, 17527355), (155, 14021884), (310, 7010942), (620, 3505471)]