27934780

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2179}}^1$

素因数の和:2829

約数の個数: 24

約数和(自身を含む): 58781520

約数和(自身を除く): 30846740

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2179, 2564, 3205, 4358, 6410, 8716, 10895, 12820, 21790, 43580, 1396739, 2793478, 5586956, 6983695, 13967390, 27934780]

約数ペア:

[(1, 27934780), (2, 13967390), (4, 6983695), (5, 5586956), (10, 2793478), (20, 1396739), (641, 43580), (1282, 21790), (2179, 12820), (2564, 10895), (3205, 8716), (4358, 6410)]