179143420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{2557}}^1$

素因数の和:2710

約数の個数: 48

約数和(自身を含む): 391926528

約数和(自身を除く): 212783108

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 113, 124, 155, 226, 310, 452, 565, 620, 1130, 2260, 2557, 3503, 5114, 7006, 10228, 12785, 14012, 17515, 25570, 35030, 51140, 70060, 79267, 158534, 288941, 317068, 396335, 577882, 792670, 1155764, 1444705, 1585340, 2889410, 5778820, 8957171, 17914342, 35828684, 44785855, 89571710, 179143420]

約数ペア:

[(1, 179143420), (2, 89571710), (4, 44785855), (5, 35828684), (10, 17914342), (20, 8957171), (31, 5778820), (62, 2889410), (113, 1585340), (124, 1444705), (155, 1155764), (226, 792670), (310, 577882), (452, 396335), (565, 317068), (620, 288941), (1130, 158534), (2260, 79267), (2557, 70060), (3503, 51140), (5114, 35030), (7006, 25570), (10228, 17515), (12785, 14012)]