20114220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{577}}^1$

素因数の和:679

約数の個数: 96

約数和(自身を含む): 65253888

約数和(自身を除く): 45139668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 83, 84, 105, 140, 166, 210, 249, 332, 415, 420, 498, 577, 581, 830, 996, 1154, 1162, 1245, 1660, 1731, 1743, 2308, 2324, 2490, 2885, 2905, 3462, 3486, 4039, 4980, 5770, 5810, 6924, 6972, 8078, 8655, 8715, 11540, 11620, 12117, 16156, 17310, 17430, 20195, 24234, 34620, 34860, 40390, 47891, 48468, 60585, 80780, 95782, 121170, 143673, 191564, 239455, 242340, 287346, 335237, 478910, 574692, 670474, 718365, 957820, 1005711, 1340948, 1436730, 1676185, 2011422, 2873460, 3352370, 4022844, 5028555, 6704740, 10057110, 20114220]

約数ペア:

[(1, 20114220), (2, 10057110), (3, 6704740), (4, 5028555), (5, 4022844), (6, 3352370), (7, 2873460), (10, 2011422), (12, 1676185), (14, 1436730), (15, 1340948), (20, 1005711), (21, 957820), (28, 718365), (30, 670474), (35, 574692), (42, 478910), (60, 335237), (70, 287346), (83, 242340), (84, 239455), (105, 191564), (140, 143673), (166, 121170), (210, 95782), (249, 80780), (332, 60585), (415, 48468), (420, 47891), (498, 40390), (577, 34860), (581, 34620), (830, 24234), (996, 20195), (1154, 17430), (1162, 17310), (1245, 16156), (1660, 12117), (1731, 11620), (1743, 11540), (2308, 8715), (2324, 8655), (2490, 8078), (2885, 6972), (2905, 6924), (3462, 5810), (3486, 5770), (4039, 4980)]