7440388640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2735437}}^1$

素因数の和:2735469

約数の個数: 48

約数和(自身を含む): 18611920152

約数和(自身を除く): 11171531512

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 2735437, 5470874, 10941748, 13677185, 21883496, 27354370, 43766992, 46502429, 54708740, 87533984, 93004858, 109417480, 186009716, 218834960, 232512145, 372019432, 437669920, 465024290, 744038864, 930048580, 1488077728, 1860097160, 3720194320, 7440388640]

約数ペア:

[(1, 7440388640), (2, 3720194320), (4, 1860097160), (5, 1488077728), (8, 930048580), (10, 744038864), (16, 465024290), (17, 437669920), (20, 372019432), (32, 232512145), (34, 218834960), (40, 186009716), (68, 109417480), (80, 93004858), (85, 87533984), (136, 54708740), (160, 46502429), (170, 43766992), (272, 27354370), (340, 21883496), (544, 13677185), (680, 10941748), (1360, 5470874), (2720, 2735437)]