8252560

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2399}}^1$

素因数の和:2455

約数の個数: 40

約数和(自身を含む): 19641600

約数和(自身を除く): 11389040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 2399, 3440, 4798, 9596, 11995, 19192, 23990, 38384, 47980, 95960, 103157, 191920, 206314, 412628, 515785, 825256, 1031570, 1650512, 2063140, 4126280, 8252560]

約数ペア:

[(1, 8252560), (2, 4126280), (4, 2063140), (5, 1650512), (8, 1031570), (10, 825256), (16, 515785), (20, 412628), (40, 206314), (43, 191920), (80, 103157), (86, 95960), (172, 47980), (215, 38384), (344, 23990), (430, 19192), (688, 11995), (860, 9596), (1720, 4798), (2399, 3440)]