265419020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1\times {\mathrm{1033}}^1$

素因数の和:1514

約数の個数: 48

約数和(自身を含む): 578460960

約数和(自身を除く): 313041940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 443, 580, 886, 1033, 1772, 2066, 2215, 4132, 4430, 5165, 8860, 10330, 12847, 20660, 25694, 29957, 51388, 59914, 64235, 119828, 128470, 149785, 256940, 299570, 457619, 599140, 915238, 1830476, 2288095, 4576190, 9152380, 13270951, 26541902, 53083804, 66354755, 132709510, 265419020]

約数ペア:

[(1, 265419020), (2, 132709510), (4, 66354755), (5, 53083804), (10, 26541902), (20, 13270951), (29, 9152380), (58, 4576190), (116, 2288095), (145, 1830476), (290, 915238), (443, 599140), (580, 457619), (886, 299570), (1033, 256940), (1772, 149785), (2066, 128470), (2215, 119828), (4132, 64235), (4430, 59914), (5165, 51388), (8860, 29957), (10330, 25694), (12847, 20660)]