2639836

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:445

約数の個数: 24

約数和(自身を含む): 4860800

約数和(自身を除く): 2220964

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 349, 698, 1396, 1891, 3782, 7564, 10819, 21289, 21638, 42578, 43276, 85156, 659959, 1319918, 2639836]

約数ペア:

[(1, 2639836), (2, 1319918), (4, 659959), (31, 85156), (61, 43276), (62, 42578), (122, 21638), (124, 21289), (244, 10819), (349, 7564), (698, 3782), (1396, 1891)]