3970540880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1154227}}^1$

素因数の和:1154283

約数の個数: 40

約数和(自身を含む): 9446201952

約数和(自身を除く): 5475661072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 1154227, 2308454, 4616908, 5771135, 9233816, 11542270, 18467632, 23084540, 46169080, 49631761, 92338160, 99263522, 198527044, 248158805, 397054088, 496317610, 794108176, 992635220, 1985270440, 3970540880]

約数ペア:

[(1, 3970540880), (2, 1985270440), (4, 992635220), (5, 794108176), (8, 496317610), (10, 397054088), (16, 248158805), (20, 198527044), (40, 99263522), (43, 92338160), (80, 49631761), (86, 46169080), (172, 23084540), (215, 18467632), (344, 11542270), (430, 9233816), (688, 5771135), (860, 4616908), (1720, 2308454), (3440, 1154227)]