1869920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 96

約数和(自身を含む): 5080320

約数和(自身を除く): 3210400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 31, 32, 40, 52, 58, 62, 65, 80, 104, 116, 124, 130, 145, 155, 160, 208, 232, 248, 260, 290, 310, 377, 403, 416, 464, 496, 520, 580, 620, 754, 806, 899, 928, 992, 1040, 1160, 1240, 1508, 1612, 1798, 1885, 2015, 2080, 2320, 2480, 3016, 3224, 3596, 3770, 4030, 4495, 4640, 4960, 6032, 6448, 7192, 7540, 8060, 8990, 11687, 12064, 12896, 14384, 15080, 16120, 17980, 23374, 28768, 30160, 32240, 35960, 46748, 58435, 60320, 64480, 71920, 93496, 116870, 143840, 186992, 233740, 373984, 467480, 934960, 1869920]

約数ペア:

[(1, 1869920), (2, 934960), (4, 467480), (5, 373984), (8, 233740), (10, 186992), (13, 143840), (16, 116870), (20, 93496), (26, 71920), (29, 64480), (31, 60320), (32, 58435), (40, 46748), (52, 35960), (58, 32240), (62, 30160), (65, 28768), (80, 23374), (104, 17980), (116, 16120), (124, 15080), (130, 14384), (145, 12896), (155, 12064), (160, 11687), (208, 8990), (232, 8060), (248, 7540), (260, 7192), (290, 6448), (310, 6032), (377, 4960), (403, 4640), (416, 4495), (464, 4030), (496, 3770), (520, 3596), (580, 3224), (620, 3016), (754, 2480), (806, 2320), (899, 2080), (928, 2015), (992, 1885), (1040, 1798), (1160, 1612), (1240, 1508)]