28949460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{857}}^1$

素因数の和:1432

約数の個数: 48

約数和(自身を含む): 81297216

約数和(自身を除く): 52347756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 563, 857, 1126, 1689, 1714, 2252, 2571, 2815, 3378, 3428, 4285, 5142, 5630, 6756, 8445, 8570, 10284, 11260, 12855, 16890, 17140, 25710, 33780, 51420, 482491, 964982, 1447473, 1929964, 2412455, 2894946, 4824910, 5789892, 7237365, 9649820, 14474730, 28949460]

約数ペア:

[(1, 28949460), (2, 14474730), (3, 9649820), (4, 7237365), (5, 5789892), (6, 4824910), (10, 2894946), (12, 2412455), (15, 1929964), (20, 1447473), (30, 964982), (60, 482491), (563, 51420), (857, 33780), (1126, 25710), (1689, 17140), (1714, 16890), (2252, 12855), (2571, 11260), (2815, 10284), (3378, 8570), (3428, 8445), (4285, 6756), (5142, 5630)]