558140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 1330560

約数和(自身を除く): 772420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 59, 86, 110, 118, 172, 215, 220, 236, 295, 430, 473, 590, 649, 860, 946, 1180, 1298, 1892, 2365, 2537, 2596, 3245, 4730, 5074, 6490, 9460, 10148, 12685, 12980, 25370, 27907, 50740, 55814, 111628, 139535, 279070, 558140]

約数ペア:

[(1, 558140), (2, 279070), (4, 139535), (5, 111628), (10, 55814), (11, 50740), (20, 27907), (22, 25370), (43, 12980), (44, 12685), (55, 10148), (59, 9460), (86, 6490), (110, 5074), (118, 4730), (172, 3245), (215, 2596), (220, 2537), (236, 2365), (295, 1892), (430, 1298), (473, 1180), (590, 946), (649, 860)]