21920550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{317}}^1\times {\mathrm{461}}^1$

素因数の和:793

約数の個数: 48

約数和(自身を含む): 54652752

約数和(自身を除く): 32732202

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 317, 461, 634, 922, 951, 1383, 1585, 1902, 2305, 2766, 3170, 4610, 4755, 6915, 7925, 9510, 11525, 13830, 15850, 23050, 23775, 34575, 47550, 69150, 146137, 292274, 438411, 730685, 876822, 1461370, 2192055, 3653425, 4384110, 7306850, 10960275, 21920550]

約数ペア:

[(1, 21920550), (2, 10960275), (3, 7306850), (5, 4384110), (6, 3653425), (10, 2192055), (15, 1461370), (25, 876822), (30, 730685), (50, 438411), (75, 292274), (150, 146137), (317, 69150), (461, 47550), (634, 34575), (922, 23775), (951, 23050), (1383, 15850), (1585, 13830), (1902, 11525), (2305, 9510), (2766, 7925), (3170, 6915), (4610, 4755)]