28079680

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1867}}^1$

素因数の和:1931

約数の個数: 56

約数和(自身を含む): 68323968

約数和(自身を除く): 40244288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1504, 1867, 1880, 3008, 3734, 3760, 7468, 7520, 9335, 14936, 15040, 18670, 29872, 37340, 59744, 74680, 87749, 119488, 149360, 175498, 298720, 350996, 438745, 597440, 701992, 877490, 1403984, 1754980, 2807968, 3509960, 5615936, 7019920, 14039840, 28079680]

約数ペア:

[(1, 28079680), (2, 14039840), (4, 7019920), (5, 5615936), (8, 3509960), (10, 2807968), (16, 1754980), (20, 1403984), (32, 877490), (40, 701992), (47, 597440), (64, 438745), (80, 350996), (94, 298720), (160, 175498), (188, 149360), (235, 119488), (320, 87749), (376, 74680), (470, 59744), (752, 37340), (940, 29872), (1504, 18670), (1867, 15040), (1880, 14936), (3008, 9335), (3734, 7520), (3760, 7468)]