15461840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11369}}^1$

素因数の和:11399

約数の個数: 40

約数和(自身を含む): 38066760

約数和(自身を除く): 22604920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 11369, 22738, 45476, 56845, 90952, 113690, 181904, 193273, 227380, 386546, 454760, 773092, 909520, 966365, 1546184, 1932730, 3092368, 3865460, 7730920, 15461840]

約数ペア:

[(1, 15461840), (2, 7730920), (4, 3865460), (5, 3092368), (8, 1932730), (10, 1546184), (16, 966365), (17, 909520), (20, 773092), (34, 454760), (40, 386546), (68, 227380), (80, 193273), (85, 181904), (136, 113690), (170, 90952), (272, 56845), (340, 45476), (680, 22738), (1360, 11369)]