207980630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{145441}}^1$

素因数の和:145472

約数の個数: 32

約数和(自身を含む): 439816608

約数和(自身を除く): 231835978

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 145441, 290882, 727205, 1454410, 1599851, 1890733, 3199702, 3781466, 7999255, 9453665, 15998510, 18907330, 20798063, 41596126, 103990315, 207980630]

約数ペア:

[(1, 207980630), (2, 103990315), (5, 41596126), (10, 20798063), (11, 18907330), (13, 15998510), (22, 9453665), (26, 7999255), (55, 3781466), (65, 3199702), (110, 1890733), (130, 1599851), (143, 1454410), (286, 727205), (715, 290882), (1430, 145441)]