1670391280

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{444253}}^1$

素因数の和:444313

約数の個数: 40

約数和(自身を含む): 3966299712

約数和(自身を除く): 2295908432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 444253, 888506, 1777012, 2221265, 3554024, 4442530, 7108048, 8885060, 17770120, 20879891, 35540240, 41759782, 83519564, 104399455, 167039128, 208798910, 334078256, 417597820, 835195640, 1670391280]

約数ペア:

[(1, 1670391280), (2, 835195640), (4, 417597820), (5, 334078256), (8, 208798910), (10, 167039128), (16, 104399455), (20, 83519564), (40, 41759782), (47, 35540240), (80, 20879891), (94, 17770120), (188, 8885060), (235, 7108048), (376, 4442530), (470, 3554024), (752, 2221265), (940, 1777012), (1880, 888506), (3760, 444253)]