2489564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 5564160

約数和(自身を除く): 3074596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 59, 77, 118, 137, 154, 236, 274, 308, 413, 548, 649, 826, 959, 1298, 1507, 1652, 1918, 2596, 3014, 3836, 4543, 6028, 8083, 9086, 10549, 16166, 18172, 21098, 32332, 42196, 56581, 88913, 113162, 177826, 226324, 355652, 622391, 1244782, 2489564]

約数ペア:

[(1, 2489564), (2, 1244782), (4, 622391), (7, 355652), (11, 226324), (14, 177826), (22, 113162), (28, 88913), (44, 56581), (59, 42196), (77, 32332), (118, 21098), (137, 18172), (154, 16166), (236, 10549), (274, 9086), (308, 8083), (413, 6028), (548, 4543), (649, 3836), (826, 3014), (959, 2596), (1298, 1918), (1507, 1652)]