27389740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6311}}^1$

素因数の和:6358

約数の個数: 48

約数和(自身を含む): 67866624

約数和(自身を除く): 40476884

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 6311, 12622, 25244, 31555, 44177, 63110, 88354, 126220, 176708, 195641, 220885, 391282, 441770, 782564, 883540, 978205, 1369487, 1956410, 2738974, 3912820, 5477948, 6847435, 13694870, 27389740]

約数ペア:

[(1, 27389740), (2, 13694870), (4, 6847435), (5, 5477948), (7, 3912820), (10, 2738974), (14, 1956410), (20, 1369487), (28, 978205), (31, 883540), (35, 782564), (62, 441770), (70, 391282), (124, 220885), (140, 195641), (155, 176708), (217, 126220), (310, 88354), (434, 63110), (620, 44177), (868, 31555), (1085, 25244), (2170, 12622), (4340, 6311)]