2002550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{331}}^1$

素因数の和:365

約数の個数: 36

約数和(自身を含む): 4106508

約数和(自身を除く): 2103958

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 331, 550, 605, 662, 1210, 1655, 3025, 3310, 3641, 6050, 7282, 8275, 16550, 18205, 36410, 40051, 80102, 91025, 182050, 200255, 400510, 1001275, 2002550]

約数ペア:

[(1, 2002550), (2, 1001275), (5, 400510), (10, 200255), (11, 182050), (22, 91025), (25, 80102), (50, 40051), (55, 36410), (110, 18205), (121, 16550), (242, 8275), (275, 7282), (331, 6050), (550, 3641), (605, 3310), (662, 3025), (1210, 1655)]