638962684

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{1049}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 1190700000

約数和(自身を除く): 551737316

約数列:

[1, 2, 4, 29, 58, 59, 89, 116, 118, 178, 236, 356, 1049, 1711, 2098, 2581, 3422, 4196, 5162, 5251, 6844, 10324, 10502, 21004, 30421, 60842, 61891, 93361, 121684, 123782, 152279, 186722, 247564, 304558, 373444, 609116, 1794839, 2707469, 3589678, 5414938, 5508299, 7179356, 10829876, 11016598, 22033196, 159740671, 319481342, 638962684]

約数ペア:

[(1, 638962684), (2, 319481342), (4, 159740671), (29, 22033196), (58, 11016598), (59, 10829876), (89, 7179356), (116, 5508299), (118, 5414938), (178, 3589678), (236, 2707469), (356, 1794839), (1049, 609116), (1711, 373444), (2098, 304558), (2581, 247564), (3422, 186722), (4196, 152279), (5162, 123782), (5251, 121684), (6844, 93361), (10324, 61891), (10502, 60842), (21004, 30421)]