22770200

素因数分解:

$2^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{443}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 53266680

約数和(自身を除く): 30496480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 257, 443, 514, 886, 1028, 1285, 1772, 2056, 2215, 2570, 3544, 4430, 5140, 6425, 8860, 10280, 11075, 12850, 17720, 22150, 25700, 44300, 51400, 88600, 113851, 227702, 455404, 569255, 910808, 1138510, 2277020, 2846275, 4554040, 5692550, 11385100, 22770200]

約数ペア:

[(1, 22770200), (2, 11385100), (4, 5692550), (5, 4554040), (8, 2846275), (10, 2277020), (20, 1138510), (25, 910808), (40, 569255), (50, 455404), (100, 227702), (200, 113851), (257, 88600), (443, 51400), (514, 44300), (886, 25700), (1028, 22150), (1285, 17720), (1772, 12850), (2056, 11075), (2215, 10280), (2570, 8860), (3544, 6425), (4430, 5140)]