1352980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1109}}^1$

素因数の和:1179

約数の個数: 24

約数和(自身を含む): 2890440

約数和(自身を除く): 1537460

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1109, 1220, 2218, 4436, 5545, 11090, 22180, 67649, 135298, 270596, 338245, 676490, 1352980]

約数ペア:

[(1, 1352980), (2, 676490), (4, 338245), (5, 270596), (10, 135298), (20, 67649), (61, 22180), (122, 11090), (244, 5545), (305, 4436), (610, 2218), (1109, 1220)]