20252050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4451}}^1$

素因数の和:4483

約数の個数: 48

約数和(自身を含む): 46372032

約数和(自身を除く): 26119982

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4451, 4550, 8902, 22255, 31157, 44510, 57863, 62314, 111275, 115726, 155785, 222550, 289315, 311570, 405041, 578630, 778925, 810082, 1446575, 1557850, 2025205, 2893150, 4050410, 10126025, 20252050]

約数ペア:

[(1, 20252050), (2, 10126025), (5, 4050410), (7, 2893150), (10, 2025205), (13, 1557850), (14, 1446575), (25, 810082), (26, 778925), (35, 578630), (50, 405041), (65, 311570), (70, 289315), (91, 222550), (130, 155785), (175, 115726), (182, 111275), (325, 62314), (350, 57863), (455, 44510), (650, 31157), (910, 22255), (2275, 8902), (4451, 4550)]