28071240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1049}}^1$

素因数の和:1286

約数の個数: 64

約数和(自身を含む): 84672000

約数和(自身を除く): 56600760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 223, 446, 669, 892, 1049, 1115, 1338, 1784, 2098, 2230, 2676, 3147, 3345, 4196, 4460, 5245, 5352, 6294, 6690, 8392, 8920, 10490, 12588, 13380, 15735, 20980, 25176, 26760, 31470, 41960, 62940, 125880, 233927, 467854, 701781, 935708, 1169635, 1403562, 1871416, 2339270, 2807124, 3508905, 4678540, 5614248, 7017810, 9357080, 14035620, 28071240]

約数ペア:

[(1, 28071240), (2, 14035620), (3, 9357080), (4, 7017810), (5, 5614248), (6, 4678540), (8, 3508905), (10, 2807124), (12, 2339270), (15, 1871416), (20, 1403562), (24, 1169635), (30, 935708), (40, 701781), (60, 467854), (120, 233927), (223, 125880), (446, 62940), (669, 41960), (892, 31470), (1049, 26760), (1115, 25176), (1338, 20980), (1784, 15735), (2098, 13380), (2230, 12588), (2676, 10490), (3147, 8920), (3345, 8392), (4196, 6690), (4460, 6294), (5245, 5352)]