7689860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 16988160

約数和(自身を除く): 9298300

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 79, 124, 155, 157, 158, 310, 314, 316, 395, 620, 628, 785, 790, 1570, 1580, 2449, 3140, 4867, 4898, 9734, 9796, 12245, 12403, 19468, 24335, 24490, 24806, 48670, 48980, 49612, 62015, 97340, 124030, 248060, 384493, 768986, 1537972, 1922465, 3844930, 7689860]

約数ペア:

[(1, 7689860), (2, 3844930), (4, 1922465), (5, 1537972), (10, 768986), (20, 384493), (31, 248060), (62, 124030), (79, 97340), (124, 62015), (155, 49612), (157, 48980), (158, 48670), (310, 24806), (314, 24490), (316, 24335), (395, 19468), (620, 12403), (628, 12245), (785, 9796), (790, 9734), (1570, 4898), (1580, 4867), (2449, 3140)]