27913820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{701}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 64393056

約数和(自身を除く): 36479236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 701, 724, 905, 1402, 1810, 1991, 2804, 3505, 3620, 3982, 7010, 7711, 7964, 9955, 14020, 15422, 19910, 30844, 38555, 39820, 77110, 126881, 154220, 253762, 507524, 634405, 1268810, 1395691, 2537620, 2791382, 5582764, 6978455, 13956910, 27913820]

約数ペア:

[(1, 27913820), (2, 13956910), (4, 6978455), (5, 5582764), (10, 2791382), (11, 2537620), (20, 1395691), (22, 1268810), (44, 634405), (55, 507524), (110, 253762), (181, 154220), (220, 126881), (362, 77110), (701, 39820), (724, 38555), (905, 30844), (1402, 19910), (1810, 15422), (1991, 14020), (2804, 9955), (3505, 7964), (3620, 7711), (3982, 7010)]