214804559740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1\times {\mathrm{342449}}^1$

素因数の和:342934

約数の個数: 48

約数和(自身を含む): 457951536000

約数和(自身を除く): 243146976260

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 397, 790, 794, 1580, 1588, 1985, 3970, 7940, 31363, 62726, 125452, 156815, 313630, 342449, 627260, 684898, 1369796, 1712245, 3424490, 6848980, 27053471, 54106942, 108213884, 135267355, 135952253, 270534710, 271904506, 541069420, 543809012, 679761265, 1359522530, 2719045060, 10740227987, 21480455974, 42960911948, 53701139935, 107402279870, 214804559740]

約数ペア:

[(1, 214804559740), (2, 107402279870), (4, 53701139935), (5, 42960911948), (10, 21480455974), (20, 10740227987), (79, 2719045060), (158, 1359522530), (316, 679761265), (395, 543809012), (397, 541069420), (790, 271904506), (794, 270534710), (1580, 135952253), (1588, 135267355), (1985, 108213884), (3970, 54106942), (7940, 27053471), (31363, 6848980), (62726, 3424490), (125452, 1712245), (156815, 1369796), (313630, 684898), (342449, 627260)]