707964820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{15451}}^1$

素因数の和:15568

約数の個数: 48

約数和(自身を含む): 1557561600

約数和(自身を除く): 849596780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 79, 116, 145, 158, 290, 316, 395, 580, 790, 1580, 2291, 4582, 9164, 11455, 15451, 22910, 30902, 45820, 61804, 77255, 154510, 309020, 448079, 896158, 1220629, 1792316, 2240395, 2441258, 4480790, 4882516, 6103145, 8961580, 12206290, 24412580, 35398241, 70796482, 141592964, 176991205, 353982410, 707964820]

約数ペア:

[(1, 707964820), (2, 353982410), (4, 176991205), (5, 141592964), (10, 70796482), (20, 35398241), (29, 24412580), (58, 12206290), (79, 8961580), (116, 6103145), (145, 4882516), (158, 4480790), (290, 2441258), (316, 2240395), (395, 1792316), (580, 1220629), (790, 896158), (1580, 448079), (2291, 309020), (4582, 154510), (9164, 77255), (11455, 61804), (15451, 45820), (22910, 30902)]