120865880

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{31151}}^1$

素因数の和:31259

約数の個数: 32

約数和(自身を含む): 274760640

約数和(自身を除く): 153894760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 31151, 62302, 124604, 155755, 249208, 311510, 623020, 1246040, 3021647, 6043294, 12086588, 15108235, 24173176, 30216470, 60432940, 120865880]

約数ペア:

[(1, 120865880), (2, 60432940), (4, 30216470), (5, 24173176), (8, 15108235), (10, 12086588), (20, 6043294), (40, 3021647), (97, 1246040), (194, 623020), (388, 311510), (485, 249208), (776, 155755), (970, 124604), (1940, 62302), (3880, 31151)]