2195140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2677}}^1$

素因数の和:2727

約数の個数: 24

約数和(自身を含む): 4723992

約数和(自身を除く): 2528852

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2677, 5354, 10708, 13385, 26770, 53540, 109757, 219514, 439028, 548785, 1097570, 2195140]

約数ペア:

[(1, 2195140), (2, 1097570), (4, 548785), (5, 439028), (10, 219514), (20, 109757), (41, 53540), (82, 26770), (164, 13385), (205, 10708), (410, 5354), (820, 2677)]