2428840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1481}}^1$

素因数の和:1533

約数の個数: 32

約数和(自身を含む): 5601960

約数和(自身を除く): 3173120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1481, 1640, 2962, 5924, 7405, 11848, 14810, 29620, 59240, 60721, 121442, 242884, 303605, 485768, 607210, 1214420, 2428840]

約数ペア:

[(1, 2428840), (2, 1214420), (4, 607210), (5, 485768), (8, 303605), (10, 242884), (20, 121442), (40, 60721), (41, 59240), (82, 29620), (164, 14810), (205, 11848), (328, 7405), (410, 5924), (820, 2962), (1481, 1640)]