38352920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{229}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 89424000

約数和(自身を除く): 51071080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 79, 106, 158, 212, 229, 265, 316, 395, 424, 458, 530, 632, 790, 916, 1060, 1145, 1580, 1832, 2120, 2290, 3160, 4187, 4580, 8374, 9160, 12137, 16748, 18091, 20935, 24274, 33496, 36182, 41870, 48548, 60685, 72364, 83740, 90455, 97096, 121370, 144728, 167480, 180910, 242740, 361820, 485480, 723640, 958823, 1917646, 3835292, 4794115, 7670584, 9588230, 19176460, 38352920]

約数ペア:

[(1, 38352920), (2, 19176460), (4, 9588230), (5, 7670584), (8, 4794115), (10, 3835292), (20, 1917646), (40, 958823), (53, 723640), (79, 485480), (106, 361820), (158, 242740), (212, 180910), (229, 167480), (265, 144728), (316, 121370), (395, 97096), (424, 90455), (458, 83740), (530, 72364), (632, 60685), (790, 48548), (916, 41870), (1060, 36182), (1145, 33496), (1580, 24274), (1832, 20935), (2120, 18091), (2290, 16748), (3160, 12137), (4187, 9160), (4580, 8374)]