6691570220

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{389}}^1\times {\mathrm{8867}}^1$

素因数の和:9362

約数の個数: 48

約数和(自身を含む): 14235268320

約数和(自身を除く): 7543698100

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 389, 485, 778, 970, 1556, 1940, 1945, 3890, 7780, 8867, 17734, 35468, 37733, 44335, 75466, 88670, 150932, 177340, 188665, 377330, 754660, 860099, 1720198, 3440396, 3449263, 4300495, 6898526, 8600990, 13797052, 17201980, 17246315, 34492630, 68985260, 334578511, 669157022, 1338314044, 1672892555, 3345785110, 6691570220]

約数ペア:

[(1, 6691570220), (2, 3345785110), (4, 1672892555), (5, 1338314044), (10, 669157022), (20, 334578511), (97, 68985260), (194, 34492630), (388, 17246315), (389, 17201980), (485, 13797052), (778, 8600990), (970, 6898526), (1556, 4300495), (1940, 3449263), (1945, 3440396), (3890, 1720198), (7780, 860099), (8867, 754660), (17734, 377330), (35468, 188665), (37733, 177340), (44335, 150932), (75466, 88670)]