22981980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{7817}}^1$

素因数の和:7843

約数の個数: 72

約数和(自身を含む): 74865168

約数和(自身を除く): 51883188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 7817, 15634, 23451, 31268, 39085, 46902, 54719, 78170, 93804, 109438, 117255, 156340, 164157, 218876, 234510, 273595, 328314, 383033, 469020, 547190, 656628, 766066, 820785, 1094380, 1149099, 1532132, 1641570, 1915165, 2298198, 3283140, 3830330, 4596396, 5745495, 7660660, 11490990, 22981980]

約数ペア:

[(1, 22981980), (2, 11490990), (3, 7660660), (4, 5745495), (5, 4596396), (6, 3830330), (7, 3283140), (10, 2298198), (12, 1915165), (14, 1641570), (15, 1532132), (20, 1149099), (21, 1094380), (28, 820785), (30, 766066), (35, 656628), (42, 547190), (49, 469020), (60, 383033), (70, 328314), (84, 273595), (98, 234510), (105, 218876), (140, 164157), (147, 156340), (196, 117255), (210, 109438), (245, 93804), (294, 78170), (420, 54719), (490, 46902), (588, 39085), (735, 31268), (980, 23451), (1470, 15634), (2940, 7817)]