2427220

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{773}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 5136264

約数和(自身を除く): 2709044

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 773, 785, 1546, 1570, 3092, 3140, 3865, 7730, 15460, 121361, 242722, 485444, 606805, 1213610, 2427220]

約数ペア:

[(1, 2427220), (2, 1213610), (4, 606805), (5, 485444), (10, 242722), (20, 121361), (157, 15460), (314, 7730), (628, 3865), (773, 3140), (785, 3092), (1546, 1570)]