22189420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{349}}^1$

素因数の和:403

約数の個数: 72

約数和(自身を含む): 54154800

約数和(自身を除く): 31965380

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 289, 340, 349, 374, 578, 698, 748, 935, 1156, 1396, 1445, 1745, 1870, 2890, 3179, 3490, 3740, 3839, 5780, 5933, 6358, 6980, 7678, 11866, 12716, 15356, 15895, 19195, 23732, 29665, 31790, 38390, 59330, 63580, 65263, 76780, 100861, 118660, 130526, 201722, 261052, 326315, 403444, 504305, 652630, 1008610, 1109471, 1305260, 2017220, 2218942, 4437884, 5547355, 11094710, 22189420]

約数ペア:

[(1, 22189420), (2, 11094710), (4, 5547355), (5, 4437884), (10, 2218942), (11, 2017220), (17, 1305260), (20, 1109471), (22, 1008610), (34, 652630), (44, 504305), (55, 403444), (68, 326315), (85, 261052), (110, 201722), (170, 130526), (187, 118660), (220, 100861), (289, 76780), (340, 65263), (349, 63580), (374, 59330), (578, 38390), (698, 31790), (748, 29665), (935, 23732), (1156, 19195), (1396, 15895), (1445, 15356), (1745, 12716), (1870, 11866), (2890, 7678), (3179, 6980), (3490, 6358), (3740, 5933), (3839, 5780)]