16956080

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1171}}^1$

素因数の和:1365

約数の個数: 40

約数和(自身を含む): 39674544

約数和(自身を除く): 22718464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1171, 1448, 1810, 2342, 2896, 3620, 4684, 5855, 7240, 9368, 11710, 14480, 18736, 23420, 46840, 93680, 211951, 423902, 847804, 1059755, 1695608, 2119510, 3391216, 4239020, 8478040, 16956080]

約数ペア:

[(1, 16956080), (2, 8478040), (4, 4239020), (5, 3391216), (8, 2119510), (10, 1695608), (16, 1059755), (20, 847804), (40, 423902), (80, 211951), (181, 93680), (362, 46840), (724, 23420), (905, 18736), (1171, 14480), (1448, 11710), (1810, 9368), (2342, 7240), (2896, 5855), (3620, 4684)]