2211743380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{205171}}^1$

素因数の和:205205

約数の個数: 72

約数和(自身を含む): 5894181216

約数和(自身を除く): 3682437836

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 205171, 410342, 820684, 1025855, 1436197, 2051710, 2256881, 2872394, 4103420, 4513762, 5744788, 7180985, 9027524, 10053379, 11284405, 14361970, 15798167, 20106758, 22568810, 28723940, 31596334, 40213516, 45137620, 50266895, 63192668, 78990835, 100533790, 110587169, 157981670, 201067580, 221174338, 315963340, 442348676, 552935845, 1105871690, 2211743380]

約数ペア:

[(1, 2211743380), (2, 1105871690), (4, 552935845), (5, 442348676), (7, 315963340), (10, 221174338), (11, 201067580), (14, 157981670), (20, 110587169), (22, 100533790), (28, 78990835), (35, 63192668), (44, 50266895), (49, 45137620), (55, 40213516), (70, 31596334), (77, 28723940), (98, 22568810), (110, 20106758), (140, 15798167), (154, 14361970), (196, 11284405), (220, 10053379), (245, 9027524), (308, 7180985), (385, 5744788), (490, 4513762), (539, 4103420), (770, 2872394), (980, 2256881), (1078, 2051710), (1540, 1436197), (2156, 1025855), (2695, 820684), (5390, 410342), (10780, 205171)]