20304840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4127}}^1$

素因数の和:4182

約数の個数: 64

約数和(自身を含む): 62415360

約数和(自身を除く): 42110520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4127, 4920, 8254, 12381, 16508, 20635, 24762, 33016, 41270, 49524, 61905, 82540, 99048, 123810, 165080, 169207, 247620, 338414, 495240, 507621, 676828, 846035, 1015242, 1353656, 1692070, 2030484, 2538105, 3384140, 4060968, 5076210, 6768280, 10152420, 20304840]

約数ペア:

[(1, 20304840), (2, 10152420), (3, 6768280), (4, 5076210), (5, 4060968), (6, 3384140), (8, 2538105), (10, 2030484), (12, 1692070), (15, 1353656), (20, 1015242), (24, 846035), (30, 676828), (40, 507621), (41, 495240), (60, 338414), (82, 247620), (120, 169207), (123, 165080), (164, 123810), (205, 99048), (246, 82540), (328, 61905), (410, 49524), (492, 41270), (615, 33016), (820, 24762), (984, 20635), (1230, 16508), (1640, 12381), (2460, 8254), (4127, 4920)]