2028350020

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{3581}}^1$

素因数の和:3940

約数の個数: 48

約数和(自身を含む): 4313530368

約数和(自身を除く): 2285180348

約数列:

[1, 2, 4, 5, 10, 20, 127, 223, 254, 446, 508, 635, 892, 1115, 1270, 2230, 2540, 3581, 4460, 7162, 14324, 17905, 28321, 35810, 56642, 71620, 113284, 141605, 283210, 454787, 566420, 798563, 909574, 1597126, 1819148, 2273935, 3194252, 3992815, 4547870, 7985630, 9095740, 15971260, 101417501, 202835002, 405670004, 507087505, 1014175010, 2028350020]

約数ペア:

[(1, 2028350020), (2, 1014175010), (4, 507087505), (5, 405670004), (10, 202835002), (20, 101417501), (127, 15971260), (223, 9095740), (254, 7985630), (446, 4547870), (508, 3992815), (635, 3194252), (892, 2273935), (1115, 1819148), (1270, 1597126), (2230, 909574), (2540, 798563), (3581, 566420), (4460, 454787), (7162, 283210), (14324, 141605), (17905, 113284), (28321, 71620), (35810, 56642)]