2981388160

素因数分解:

$2^7\times 5^1\times {\mathrm{4658419}}^1$

素因数の和:4658438

約数の個数: 32

約数和(自身を含む): 7127382600

約数和(自身を除く): 4145994440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4658419, 9316838, 18633676, 23292095, 37267352, 46584190, 74534704, 93168380, 149069408, 186336760, 298138816, 372673520, 596277632, 745347040, 1490694080, 2981388160]

約数ペア:

[(1, 2981388160), (2, 1490694080), (4, 745347040), (5, 596277632), (8, 372673520), (10, 298138816), (16, 186336760), (20, 149069408), (32, 93168380), (40, 74534704), (64, 46584190), (80, 37267352), (128, 23292095), (160, 18633676), (320, 9316838), (640, 4658419)]