642000956

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{15331}}^1$

素因数の和:15402

約数の個数: 36

約数和(自身を含む): 1226713320

約数和(自身を除く): 584712364

約数列:

[1, 2, 4, 19, 29, 38, 58, 76, 116, 361, 551, 722, 1102, 1444, 2204, 10469, 15331, 20938, 30662, 41876, 61324, 291289, 444599, 582578, 889198, 1165156, 1778396, 5534491, 8447381, 11068982, 16894762, 22137964, 33789524, 160500239, 321000478, 642000956]

約数ペア:

[(1, 642000956), (2, 321000478), (4, 160500239), (19, 33789524), (29, 22137964), (38, 16894762), (58, 11068982), (76, 8447381), (116, 5534491), (361, 1778396), (551, 1165156), (722, 889198), (1102, 582578), (1444, 444599), (2204, 291289), (10469, 61324), (15331, 41876), (20938, 30662)]