1396340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{577}}^1$

素因数の和:608

約数の個数: 36

約数和(自身を含む): 3228708

約数和(自身を除く): 1832368

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 577, 605, 1154, 1210, 2308, 2420, 2885, 5770, 6347, 11540, 12694, 25388, 31735, 63470, 69817, 126940, 139634, 279268, 349085, 698170, 1396340]

約数ペア:

[(1, 1396340), (2, 698170), (4, 349085), (5, 279268), (10, 139634), (11, 126940), (20, 69817), (22, 63470), (44, 31735), (55, 25388), (110, 12694), (121, 11540), (220, 6347), (242, 5770), (484, 2885), (577, 2420), (605, 2308), (1154, 1210)]