28442000

素因数分解:

$2^4\times 5^3\times {\mathrm{14221}}^1$

素因数の和:14244

約数の個数: 40

約数和(自身を含む): 68777592

約数和(自身を除く): 40335592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 14221, 28442, 56884, 71105, 113768, 142210, 227536, 284420, 355525, 568840, 711050, 1137680, 1422100, 1777625, 2844200, 3555250, 5688400, 7110500, 14221000, 28442000]

約数ペア:

[(1, 28442000), (2, 14221000), (4, 7110500), (5, 5688400), (8, 3555250), (10, 2844200), (16, 1777625), (20, 1422100), (25, 1137680), (40, 711050), (50, 568840), (80, 355525), (100, 284420), (125, 227536), (200, 142210), (250, 113768), (400, 71105), (500, 56884), (1000, 28442), (2000, 14221)]