20945550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2971}}^1$

素因数の和:3033

約数の個数: 48

約数和(自身を含む): 53068032

約数和(自身を除く): 32122482

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 47, 50, 75, 94, 141, 150, 235, 282, 470, 705, 1175, 1410, 2350, 2971, 3525, 5942, 7050, 8913, 14855, 17826, 29710, 44565, 74275, 89130, 139637, 148550, 222825, 279274, 418911, 445650, 698185, 837822, 1396370, 2094555, 3490925, 4189110, 6981850, 10472775, 20945550]

約数ペア:

[(1, 20945550), (2, 10472775), (3, 6981850), (5, 4189110), (6, 3490925), (10, 2094555), (15, 1396370), (25, 837822), (30, 698185), (47, 445650), (50, 418911), (75, 279274), (94, 222825), (141, 148550), (150, 139637), (235, 89130), (282, 74275), (470, 44565), (705, 29710), (1175, 17826), (1410, 14855), (2350, 8913), (2971, 7050), (3525, 5942)]