26970620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 59947776

約数和(自身を除く): 32977156

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1061, 1271, 2122, 2542, 4244, 5084, 5305, 6355, 10610, 12710, 21220, 25420, 32891, 43501, 65782, 87002, 131564, 164455, 174004, 217505, 328910, 435010, 657820, 870020, 1348531, 2697062, 5394124, 6742655, 13485310, 26970620]

約数ペア:

[(1, 26970620), (2, 13485310), (4, 6742655), (5, 5394124), (10, 2697062), (20, 1348531), (31, 870020), (41, 657820), (62, 435010), (82, 328910), (124, 217505), (155, 174004), (164, 164455), (205, 131564), (310, 87002), (410, 65782), (620, 43501), (820, 32891), (1061, 25420), (1271, 21220), (2122, 12710), (2542, 10610), (4244, 6355), (5084, 5305)]