27413420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:482

約数の個数: 48

約数和(自身を含む): 59736096

約数和(自身を除く): 32322676

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 101, 164, 202, 205, 331, 404, 410, 505, 662, 820, 1010, 1324, 1655, 2020, 3310, 4141, 6620, 8282, 13571, 16564, 20705, 27142, 33431, 41410, 54284, 66862, 67855, 82820, 133724, 135710, 167155, 271420, 334310, 668620, 1370671, 2741342, 5482684, 6853355, 13706710, 27413420]

約数ペア:

[(1, 27413420), (2, 13706710), (4, 6853355), (5, 5482684), (10, 2741342), (20, 1370671), (41, 668620), (82, 334310), (101, 271420), (164, 167155), (202, 135710), (205, 133724), (331, 82820), (404, 67855), (410, 66862), (505, 54284), (662, 41410), (820, 33431), (1010, 27142), (1324, 20705), (1655, 16564), (2020, 13571), (3310, 8282), (4141, 6620)]