4267280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1301}}^1$

素因数の和:1355

約数の個数: 40

約数和(自身を含む): 10171224

約数和(自身を除く): 5903944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1301, 1640, 2602, 3280, 5204, 6505, 10408, 13010, 20816, 26020, 52040, 53341, 104080, 106682, 213364, 266705, 426728, 533410, 853456, 1066820, 2133640, 4267280]

約数ペア:

[(1, 4267280), (2, 2133640), (4, 1066820), (5, 853456), (8, 533410), (10, 426728), (16, 266705), (20, 213364), (40, 106682), (41, 104080), (80, 53341), (82, 52040), (164, 26020), (205, 20816), (328, 13010), (410, 10408), (656, 6505), (820, 5204), (1301, 3280), (1640, 2602)]