18305480

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6269}}^1$

素因数の和:6353

約数の個数: 32

約数和(自身を含む): 41758200

約数和(自身を除く): 23452720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 6269, 12538, 25076, 31345, 50152, 62690, 125380, 250760, 457637, 915274, 1830548, 2288185, 3661096, 4576370, 9152740, 18305480]

約数ペア:

[(1, 18305480), (2, 9152740), (4, 4576370), (5, 3661096), (8, 2288185), (10, 1830548), (20, 915274), (40, 457637), (73, 250760), (146, 125380), (292, 62690), (365, 50152), (584, 31345), (730, 25076), (1460, 12538), (2920, 6269)]