126863780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2803}}^1$

素因数の和:2916

約数の個数: 48

約数和(自身を含む): 278874624

約数和(自身を除く): 152010844

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 73, 124, 146, 155, 292, 310, 365, 620, 730, 1460, 2263, 2803, 4526, 5606, 9052, 11212, 11315, 14015, 22630, 28030, 45260, 56060, 86893, 173786, 204619, 347572, 409238, 434465, 818476, 868930, 1023095, 1737860, 2046190, 4092380, 6343189, 12686378, 25372756, 31715945, 63431890, 126863780]

約数ペア:

[(1, 126863780), (2, 63431890), (4, 31715945), (5, 25372756), (10, 12686378), (20, 6343189), (31, 4092380), (62, 2046190), (73, 1737860), (124, 1023095), (146, 868930), (155, 818476), (292, 434465), (310, 409238), (365, 347572), (620, 204619), (730, 173786), (1460, 86893), (2263, 56060), (2803, 45260), (4526, 28030), (5606, 22630), (9052, 14015), (11212, 11315)]