28173870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1367}}^1$

素因数の和:1609

約数の個数: 48

約数和(自身を含む): 73625760

約数和(自身を除く): 45451890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 229, 458, 687, 1145, 1367, 1374, 2061, 2290, 2734, 3435, 4101, 4122, 6835, 6870, 8202, 10305, 12303, 13670, 20505, 20610, 24606, 41010, 61515, 123030, 313043, 626086, 939129, 1565215, 1878258, 2817387, 3130430, 4695645, 5634774, 9391290, 14086935, 28173870]

約数ペア:

[(1, 28173870), (2, 14086935), (3, 9391290), (5, 5634774), (6, 4695645), (9, 3130430), (10, 2817387), (15, 1878258), (18, 1565215), (30, 939129), (45, 626086), (90, 313043), (229, 123030), (458, 61515), (687, 41010), (1145, 24606), (1367, 20610), (1374, 20505), (2061, 13670), (2290, 12303), (2734, 10305), (3435, 8202), (4101, 6870), (4122, 6835)]