28961080

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5701}}^1$

素因数の和:5839

約数の個数: 32

約数和(自身を含む): 65687040

約数和(自身を除く): 36725960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 5701, 11402, 22804, 28505, 45608, 57010, 114020, 228040, 724027, 1448054, 2896108, 3620135, 5792216, 7240270, 14480540, 28961080]

約数ペア:

[(1, 28961080), (2, 14480540), (4, 7240270), (5, 5792216), (8, 3620135), (10, 2896108), (20, 1448054), (40, 724027), (127, 228040), (254, 114020), (508, 57010), (635, 45608), (1016, 28505), (1270, 22804), (2540, 11402), (5080, 5701)]