15384080

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1867}}^1$

素因数の和:1983

約数の個数: 40

約数和(自身を含む): 36134592

約数和(自身を除く): 20750512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 1867, 2060, 3734, 4120, 7468, 8240, 9335, 14936, 18670, 29872, 37340, 74680, 149360, 192301, 384602, 769204, 961505, 1538408, 1923010, 3076816, 3846020, 7692040, 15384080]

約数ペア:

[(1, 15384080), (2, 7692040), (4, 3846020), (5, 3076816), (8, 1923010), (10, 1538408), (16, 961505), (20, 769204), (40, 384602), (80, 192301), (103, 149360), (206, 74680), (412, 37340), (515, 29872), (824, 18670), (1030, 14936), (1648, 9335), (1867, 8240), (2060, 7468), (3734, 4120)]