2170920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 6624000

約数和(自身を除く): 4453080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 229, 237, 316, 395, 458, 474, 632, 687, 790, 916, 948, 1145, 1185, 1374, 1580, 1832, 1896, 2290, 2370, 2748, 3160, 3435, 4580, 4740, 5496, 6870, 9160, 9480, 13740, 18091, 27480, 36182, 54273, 72364, 90455, 108546, 144728, 180910, 217092, 271365, 361820, 434184, 542730, 723640, 1085460, 2170920]

約数ペア:

[(1, 2170920), (2, 1085460), (3, 723640), (4, 542730), (5, 434184), (6, 361820), (8, 271365), (10, 217092), (12, 180910), (15, 144728), (20, 108546), (24, 90455), (30, 72364), (40, 54273), (60, 36182), (79, 27480), (120, 18091), (158, 13740), (229, 9480), (237, 9160), (316, 6870), (395, 5496), (458, 4740), (474, 4580), (632, 3435), (687, 3160), (790, 2748), (916, 2370), (948, 2290), (1145, 1896), (1185, 1832), (1374, 1580)]