1405826620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{1231}}^1$

素因数の和:1459

約数の個数: 96

約数和(自身を含む): 3353011200

約数和(自身を除く): 1947184580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 179, 220, 290, 319, 358, 580, 638, 716, 895, 1231, 1276, 1595, 1790, 1969, 2462, 3190, 3580, 3938, 4924, 5191, 6155, 6380, 7876, 9845, 10382, 12310, 13541, 19690, 20764, 24620, 25955, 27082, 35699, 39380, 51910, 54164, 57101, 67705, 71398, 103820, 114202, 135410, 142796, 178495, 220349, 228404, 270820, 285505, 356990, 392689, 440698, 571010, 713980, 785378, 881396, 1101745, 1142020, 1570756, 1963445, 2203490, 2423839, 3926890, 4406980, 4847678, 6390121, 7853780, 9695356, 12119195, 12780242, 24238390, 25560484, 31950605, 48476780, 63901210, 70291331, 127802420, 140582662, 281165324, 351456655, 702913310, 1405826620]

約数ペア:

[(1, 1405826620), (2, 702913310), (4, 351456655), (5, 281165324), (10, 140582662), (11, 127802420), (20, 70291331), (22, 63901210), (29, 48476780), (44, 31950605), (55, 25560484), (58, 24238390), (110, 12780242), (116, 12119195), (145, 9695356), (179, 7853780), (220, 6390121), (290, 4847678), (319, 4406980), (358, 3926890), (580, 2423839), (638, 2203490), (716, 1963445), (895, 1570756), (1231, 1142020), (1276, 1101745), (1595, 881396), (1790, 785378), (1969, 713980), (2462, 571010), (3190, 440698), (3580, 392689), (3938, 356990), (4924, 285505), (5191, 270820), (6155, 228404), (6380, 220349), (7876, 178495), (9845, 142796), (10382, 135410), (12310, 114202), (13541, 103820), (19690, 71398), (20764, 67705), (24620, 57101), (25955, 54164), (27082, 51910), (35699, 39380)]