1330439990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{28729}}^1$

素因数の和:29168

約数の個数: 32

約数和(自身を含む): 2618796960

約数和(自身を除く): 1288356970

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 421, 842, 2105, 4210, 4631, 9262, 23155, 28729, 46310, 57458, 143645, 287290, 316019, 632038, 1580095, 3160190, 12094909, 24189818, 60474545, 120949090, 133043999, 266087998, 665219995, 1330439990]

約数ペア:

[(1, 1330439990), (2, 665219995), (5, 266087998), (10, 133043999), (11, 120949090), (22, 60474545), (55, 24189818), (110, 12094909), (421, 3160190), (842, 1580095), (2105, 632038), (4210, 316019), (4631, 287290), (9262, 143645), (23155, 57458), (28729, 46310)]