84477220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1451}}^1$

素因数の和:1572

約数の個数: 48

約数和(自身を含む): 184415616

約数和(自身を除く): 99938396

約数列:

[1, 2, 4, 5, 10, 20, 41, 71, 82, 142, 164, 205, 284, 355, 410, 710, 820, 1420, 1451, 2902, 2911, 5804, 5822, 7255, 11644, 14510, 14555, 29020, 29110, 58220, 59491, 103021, 118982, 206042, 237964, 297455, 412084, 515105, 594910, 1030210, 1189820, 2060420, 4223861, 8447722, 16895444, 21119305, 42238610, 84477220]

約数ペア:

[(1, 84477220), (2, 42238610), (4, 21119305), (5, 16895444), (10, 8447722), (20, 4223861), (41, 2060420), (71, 1189820), (82, 1030210), (142, 594910), (164, 515105), (205, 412084), (284, 297455), (355, 237964), (410, 206042), (710, 118982), (820, 103021), (1420, 59491), (1451, 58220), (2902, 29110), (2911, 29020), (5804, 14555), (5822, 14510), (7255, 11644)]