2080804520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{48481}}^1$

素因数の和:48558

約数の個数: 64

約数和(自身を含む): 4974253200

約数和(自身を除く): 2893448680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 1073, 1160, 1480, 2146, 4292, 5365, 8584, 10730, 21460, 42920, 48481, 96962, 193924, 242405, 387848, 484810, 969620, 1405949, 1793797, 1939240, 2811898, 3587594, 5623796, 7029745, 7175188, 8968985, 11247592, 14059490, 14350376, 17937970, 28118980, 35875940, 52020113, 56237960, 71751880, 104040226, 208080452, 260100565, 416160904, 520201130, 1040402260, 2080804520]

約数ペア:

[(1, 2080804520), (2, 1040402260), (4, 520201130), (5, 416160904), (8, 260100565), (10, 208080452), (20, 104040226), (29, 71751880), (37, 56237960), (40, 52020113), (58, 35875940), (74, 28118980), (116, 17937970), (145, 14350376), (148, 14059490), (185, 11247592), (232, 8968985), (290, 7175188), (296, 7029745), (370, 5623796), (580, 3587594), (740, 2811898), (1073, 1939240), (1160, 1793797), (1480, 1405949), (2146, 969620), (4292, 484810), (5365, 387848), (8584, 242405), (10730, 193924), (21460, 96962), (42920, 48481)]