28430821480

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{881}}^1\times {\mathrm{4831}}^1$

素因数の和:5890

約数の個数: 64

約数和(自身を含む): 64438778880

約数和(自身を除く): 36007957400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 881, 1336, 1670, 1762, 3340, 3524, 4405, 4831, 6680, 7048, 8810, 9662, 17620, 19324, 24155, 35240, 38648, 48310, 96620, 147127, 193240, 294254, 588508, 735635, 806777, 1177016, 1471270, 1613554, 2942540, 3227108, 4033885, 4256111, 5885080, 6454216, 8067770, 8512222, 16135540, 17024444, 21280555, 32271080, 34048888, 42561110, 85122220, 170244440, 710770537, 1421541074, 2843082148, 3553852685, 5686164296, 7107705370, 14215410740, 28430821480]

約数ペア:

[(1, 28430821480), (2, 14215410740), (4, 7107705370), (5, 5686164296), (8, 3553852685), (10, 2843082148), (20, 1421541074), (40, 710770537), (167, 170244440), (334, 85122220), (668, 42561110), (835, 34048888), (881, 32271080), (1336, 21280555), (1670, 17024444), (1762, 16135540), (3340, 8512222), (3524, 8067770), (4405, 6454216), (4831, 5885080), (6680, 4256111), (7048, 4033885), (8810, 3227108), (9662, 2942540), (17620, 1613554), (19324, 1471270), (24155, 1177016), (35240, 806777), (38648, 735635), (48310, 588508), (96620, 294254), (147127, 193240)]