264759366980

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2017}}^1\times {\mathrm{13367}}^1$

素因数の和:15884

約数の個数: 48

約数和(自身を含む): 557444958336

約数和(自身を除く): 292685591356

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2017, 2455, 4034, 4910, 8068, 9820, 10085, 13367, 20170, 26734, 40340, 53468, 66835, 133670, 267340, 990347, 1980694, 3961388, 4951735, 6563197, 9903470, 13126394, 19806940, 26252788, 26961239, 32815985, 53922478, 65631970, 107844956, 131263940, 134806195, 269612390, 539224780, 13237968349, 26475936698, 52951873396, 66189841745, 132379683490, 264759366980]

約数ペア:

[(1, 264759366980), (2, 132379683490), (4, 66189841745), (5, 52951873396), (10, 26475936698), (20, 13237968349), (491, 539224780), (982, 269612390), (1964, 134806195), (2017, 131263940), (2455, 107844956), (4034, 65631970), (4910, 53922478), (8068, 32815985), (9820, 26961239), (10085, 26252788), (13367, 19806940), (20170, 13126394), (26734, 9903470), (40340, 6563197), (53468, 4951735), (66835, 3961388), (133670, 1980694), (267340, 990347)]