2445280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:92

約数の個数: 96

約数和(自身を含む): 6531840

約数和(自身を除く): 4086560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 31, 32, 34, 40, 58, 62, 68, 80, 85, 116, 124, 136, 145, 155, 160, 170, 232, 248, 272, 290, 310, 340, 464, 493, 496, 527, 544, 580, 620, 680, 899, 928, 986, 992, 1054, 1160, 1240, 1360, 1798, 1972, 2108, 2320, 2465, 2480, 2635, 2720, 3596, 3944, 4216, 4495, 4640, 4930, 4960, 5270, 7192, 7888, 8432, 8990, 9860, 10540, 14384, 15283, 15776, 16864, 17980, 19720, 21080, 28768, 30566, 35960, 39440, 42160, 61132, 71920, 76415, 78880, 84320, 122264, 143840, 152830, 244528, 305660, 489056, 611320, 1222640, 2445280]

約数ペア:

[(1, 2445280), (2, 1222640), (4, 611320), (5, 489056), (8, 305660), (10, 244528), (16, 152830), (17, 143840), (20, 122264), (29, 84320), (31, 78880), (32, 76415), (34, 71920), (40, 61132), (58, 42160), (62, 39440), (68, 35960), (80, 30566), (85, 28768), (116, 21080), (124, 19720), (136, 17980), (145, 16864), (155, 15776), (160, 15283), (170, 14384), (232, 10540), (248, 9860), (272, 8990), (290, 8432), (310, 7888), (340, 7192), (464, 5270), (493, 4960), (496, 4930), (527, 4640), (544, 4495), (580, 4216), (620, 3944), (680, 3596), (899, 2720), (928, 2635), (986, 2480), (992, 2465), (1054, 2320), (1160, 2108), (1240, 1972), (1360, 1798)]