28207560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{751}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 85006080

約数和(自身を除く): 56798520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 313, 626, 751, 939, 1252, 1502, 1565, 1878, 2253, 2504, 3004, 3130, 3755, 3756, 4506, 4695, 6008, 6260, 7510, 7512, 9012, 9390, 11265, 12520, 15020, 18024, 18780, 22530, 30040, 37560, 45060, 90120, 235063, 470126, 705189, 940252, 1175315, 1410378, 1880504, 2350630, 2820756, 3525945, 4701260, 5641512, 7051890, 9402520, 14103780, 28207560]

約数ペア:

[(1, 28207560), (2, 14103780), (3, 9402520), (4, 7051890), (5, 5641512), (6, 4701260), (8, 3525945), (10, 2820756), (12, 2350630), (15, 1880504), (20, 1410378), (24, 1175315), (30, 940252), (40, 705189), (60, 470126), (120, 235063), (313, 90120), (626, 45060), (751, 37560), (939, 30040), (1252, 22530), (1502, 18780), (1565, 18024), (1878, 15020), (2253, 12520), (2504, 11265), (3004, 9390), (3130, 9012), (3755, 7512), (3756, 7510), (4506, 6260), (4695, 6008)]