20349324080

素因数分解:

$2^4\times 5^1\times {\mathrm{167}}^1\times {\mathrm{1523153}}^1$

素因数の和:1523333

約数の個数: 40

約数和(自身を含む): 47595516192

約数和(自身を除く): 27246192112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 167, 334, 668, 835, 1336, 1670, 2672, 3340, 6680, 13360, 1523153, 3046306, 6092612, 7615765, 12185224, 15231530, 24370448, 30463060, 60926120, 121852240, 254366551, 508733102, 1017466204, 1271832755, 2034932408, 2543665510, 4069864816, 5087331020, 10174662040, 20349324080]

約数ペア:

[(1, 20349324080), (2, 10174662040), (4, 5087331020), (5, 4069864816), (8, 2543665510), (10, 2034932408), (16, 1271832755), (20, 1017466204), (40, 508733102), (80, 254366551), (167, 121852240), (334, 60926120), (668, 30463060), (835, 24370448), (1336, 15231530), (1670, 12185224), (2672, 7615765), (3340, 6092612), (6680, 3046306), (13360, 1523153)]