239968171280

素因数分解:

$2^4\times 5^1\times {\mathrm{3331}}^1\times {\mathrm{900511}}^1$

素因数の和:903855

約数の個数: 40

約数和(自身を含む): 558094113024

約数和(自身を除く): 318125941744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3331, 6662, 13324, 16655, 26648, 33310, 53296, 66620, 133240, 266480, 900511, 1801022, 3602044, 4502555, 7204088, 9005110, 14408176, 18010220, 36020440, 72040880, 2999602141, 5999204282, 11998408564, 14998010705, 23996817128, 29996021410, 47993634256, 59992042820, 119984085640, 239968171280]

約数ペア:

[(1, 239968171280), (2, 119984085640), (4, 59992042820), (5, 47993634256), (8, 29996021410), (10, 23996817128), (16, 14998010705), (20, 11998408564), (40, 5999204282), (80, 2999602141), (3331, 72040880), (6662, 36020440), (13324, 18010220), (16655, 14408176), (26648, 9005110), (33310, 7204088), (53296, 4502555), (66620, 3602044), (133240, 1801022), (266480, 900511)]