308355220

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{827}}^1$

素因数の和:1120

約数の個数: 48

約数和(自身を含む): 658240128

約数和(自身を除く): 349884908

約数列:

[1, 2, 4, 5, 10, 20, 103, 181, 206, 362, 412, 515, 724, 827, 905, 1030, 1654, 1810, 2060, 3308, 3620, 4135, 8270, 16540, 18643, 37286, 74572, 85181, 93215, 149687, 170362, 186430, 299374, 340724, 372860, 425905, 598748, 748435, 851810, 1496870, 1703620, 2993740, 15417761, 30835522, 61671044, 77088805, 154177610, 308355220]

約数ペア:

[(1, 308355220), (2, 154177610), (4, 77088805), (5, 61671044), (10, 30835522), (20, 15417761), (103, 2993740), (181, 1703620), (206, 1496870), (362, 851810), (412, 748435), (515, 598748), (724, 425905), (827, 372860), (905, 340724), (1030, 299374), (1654, 186430), (1810, 170362), (2060, 149687), (3308, 93215), (3620, 85181), (4135, 74572), (8270, 37286), (16540, 18643)]