406003280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{5281}}^1$

素因数の和:5356

約数の個数: 60

約数和(自身を含む): 975574836

約数和(自身を除く): 569571556

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 961, 1240, 1922, 2480, 3844, 4805, 5281, 7688, 9610, 10562, 15376, 19220, 21124, 26405, 38440, 42248, 52810, 76880, 84496, 105620, 163711, 211240, 327422, 422480, 654844, 818555, 1309688, 1637110, 2619376, 3274220, 5075041, 6548440, 10150082, 13096880, 20300164, 25375205, 40600328, 50750410, 81200656, 101500820, 203001640, 406003280]

約数ペア:

[(1, 406003280), (2, 203001640), (4, 101500820), (5, 81200656), (8, 50750410), (10, 40600328), (16, 25375205), (20, 20300164), (31, 13096880), (40, 10150082), (62, 6548440), (80, 5075041), (124, 3274220), (155, 2619376), (248, 1637110), (310, 1309688), (496, 818555), (620, 654844), (961, 422480), (1240, 327422), (1922, 211240), (2480, 163711), (3844, 105620), (4805, 84496), (5281, 76880), (7688, 52810), (9610, 42248), (10562, 38440), (15376, 26405), (19220, 21124)]