28710580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{839}}^1$

素因数の和:936

約数の個数: 48

約数和(自身を含む): 63504000

約数和(自身を除く): 34793420

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 59, 116, 118, 145, 236, 290, 295, 580, 590, 839, 1180, 1678, 1711, 3356, 3422, 4195, 6844, 8390, 8555, 16780, 17110, 24331, 34220, 48662, 49501, 97324, 99002, 121655, 198004, 243310, 247505, 486620, 495010, 990020, 1435529, 2871058, 5742116, 7177645, 14355290, 28710580]

約数ペア:

[(1, 28710580), (2, 14355290), (4, 7177645), (5, 5742116), (10, 2871058), (20, 1435529), (29, 990020), (58, 495010), (59, 486620), (116, 247505), (118, 243310), (145, 198004), (236, 121655), (290, 99002), (295, 97324), (580, 49501), (590, 48662), (839, 34220), (1180, 24331), (1678, 17110), (1711, 16780), (3356, 8555), (3422, 8390), (4195, 6844)]