3973640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{821}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 9839340

約数和(自身を除く): 5865700

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 821, 968, 1210, 1642, 2420, 3284, 4105, 4840, 6568, 8210, 9031, 16420, 18062, 32840, 36124, 45155, 72248, 90310, 99341, 180620, 198682, 361240, 397364, 496705, 794728, 993410, 1986820, 3973640]

約数ペア:

[(1, 3973640), (2, 1986820), (4, 993410), (5, 794728), (8, 496705), (10, 397364), (11, 361240), (20, 198682), (22, 180620), (40, 99341), (44, 90310), (55, 72248), (88, 45155), (110, 36124), (121, 32840), (220, 18062), (242, 16420), (440, 9031), (484, 8210), (605, 6568), (821, 4840), (968, 4105), (1210, 3284), (1642, 2420)]