42474040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{151693}}^1$

素因数の和:151711

約数の個数: 32

約数和(自身を含む): 109219680

約数和(自身を除く): 66745640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 151693, 303386, 606772, 758465, 1061851, 1213544, 1516930, 2123702, 3033860, 4247404, 5309255, 6067720, 8494808, 10618510, 21237020, 42474040]

約数ペア:

[(1, 42474040), (2, 21237020), (4, 10618510), (5, 8494808), (7, 6067720), (8, 5309255), (10, 4247404), (14, 3033860), (20, 2123702), (28, 1516930), (35, 1213544), (40, 1061851), (56, 758465), (70, 606772), (140, 303386), (280, 151693)]