28230420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1789}}^1$

素因数の和:2064

約数の個数: 48

約数和(自身を含む): 79390080

約数和(自身を除く): 51159660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 789, 1052, 1315, 1578, 1789, 2630, 3156, 3578, 3945, 5260, 5367, 7156, 7890, 8945, 10734, 15780, 17890, 21468, 26835, 35780, 53670, 107340, 470507, 941014, 1411521, 1882028, 2352535, 2823042, 4705070, 5646084, 7057605, 9410140, 14115210, 28230420]

約数ペア:

[(1, 28230420), (2, 14115210), (3, 9410140), (4, 7057605), (5, 5646084), (6, 4705070), (10, 2823042), (12, 2352535), (15, 1882028), (20, 1411521), (30, 941014), (60, 470507), (263, 107340), (526, 53670), (789, 35780), (1052, 26835), (1315, 21468), (1578, 17890), (1789, 15780), (2630, 10734), (3156, 8945), (3578, 7890), (3945, 7156), (5260, 5367)]