4040720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{953}}^1$

素因数の和:1019

約数の個数: 40

約数和(自身を含む): 9581976

約数和(自身を除く): 5541256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 953, 1060, 1906, 2120, 3812, 4240, 4765, 7624, 9530, 15248, 19060, 38120, 50509, 76240, 101018, 202036, 252545, 404072, 505090, 808144, 1010180, 2020360, 4040720]

約数ペア:

[(1, 4040720), (2, 2020360), (4, 1010180), (5, 808144), (8, 505090), (10, 404072), (16, 252545), (20, 202036), (40, 101018), (53, 76240), (80, 50509), (106, 38120), (212, 19060), (265, 15248), (424, 9530), (530, 7624), (848, 4765), (953, 4240), (1060, 3812), (1906, 2120)]