506571820

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{8069}}^1$

素因数の和:8194

約数の個数: 48

約数和(自身を含む): 1103588640

約数和(自身を除く): 597016820

約数列:

[1, 2, 4, 5, 10, 20, 43, 73, 86, 146, 172, 215, 292, 365, 430, 730, 860, 1460, 3139, 6278, 8069, 12556, 15695, 16138, 31390, 32276, 40345, 62780, 80690, 161380, 346967, 589037, 693934, 1178074, 1387868, 1734835, 2356148, 2945185, 3469670, 5890370, 6939340, 11780740, 25328591, 50657182, 101314364, 126642955, 253285910, 506571820]

約数ペア:

[(1, 506571820), (2, 253285910), (4, 126642955), (5, 101314364), (10, 50657182), (20, 25328591), (43, 11780740), (73, 6939340), (86, 5890370), (146, 3469670), (172, 2945185), (215, 2356148), (292, 1734835), (365, 1387868), (430, 1178074), (730, 693934), (860, 589037), (1460, 346967), (3139, 161380), (6278, 80690), (8069, 62780), (12556, 40345), (15695, 32276), (16138, 31390)]