20338800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1035

約数の個数: 120

約数和(自身を含む): 69053616

約数和(自身を除く): 48714816

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 34, 40, 48, 50, 51, 60, 68, 75, 80, 85, 100, 102, 120, 136, 150, 170, 200, 204, 240, 255, 272, 300, 340, 400, 408, 425, 510, 600, 680, 816, 850, 997, 1020, 1200, 1275, 1360, 1700, 1994, 2040, 2550, 2991, 3400, 3988, 4080, 4985, 5100, 5982, 6800, 7976, 9970, 10200, 11964, 14955, 15952, 16949, 19940, 20400, 23928, 24925, 29910, 33898, 39880, 47856, 49850, 50847, 59820, 67796, 74775, 79760, 84745, 99700, 101694, 119640, 135592, 149550, 169490, 199400, 203388, 239280, 254235, 271184, 299100, 338980, 398800, 406776, 423725, 508470, 598200, 677960, 813552, 847450, 1016940, 1196400, 1271175, 1355920, 1694900, 2033880, 2542350, 3389800, 4067760, 5084700, 6779600, 10169400, 20338800]

約数ペア:

[(1, 20338800), (2, 10169400), (3, 6779600), (4, 5084700), (5, 4067760), (6, 3389800), (8, 2542350), (10, 2033880), (12, 1694900), (15, 1355920), (16, 1271175), (17, 1196400), (20, 1016940), (24, 847450), (25, 813552), (30, 677960), (34, 598200), (40, 508470), (48, 423725), (50, 406776), (51, 398800), (60, 338980), (68, 299100), (75, 271184), (80, 254235), (85, 239280), (100, 203388), (102, 199400), (120, 169490), (136, 149550), (150, 135592), (170, 119640), (200, 101694), (204, 99700), (240, 84745), (255, 79760), (272, 74775), (300, 67796), (340, 59820), (400, 50847), (408, 49850), (425, 47856), (510, 39880), (600, 33898), (680, 29910), (816, 24925), (850, 23928), (997, 20400), (1020, 19940), (1200, 16949), (1275, 15952), (1360, 14955), (1700, 11964), (1994, 10200), (2040, 9970), (2550, 7976), (2991, 6800), (3400, 5982), (3988, 5100), (4080, 4985)]