8122740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{409}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 22868160

約数和(自身を除く): 14745420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 331, 409, 662, 818, 993, 1227, 1324, 1636, 1655, 1986, 2045, 2454, 3310, 3972, 4090, 4908, 4965, 6135, 6620, 8180, 9930, 12270, 19860, 24540, 135379, 270758, 406137, 541516, 676895, 812274, 1353790, 1624548, 2030685, 2707580, 4061370, 8122740]

約数ペア:

[(1, 8122740), (2, 4061370), (3, 2707580), (4, 2030685), (5, 1624548), (6, 1353790), (10, 812274), (12, 676895), (15, 541516), (20, 406137), (30, 270758), (60, 135379), (331, 24540), (409, 19860), (662, 12270), (818, 9930), (993, 8180), (1227, 6620), (1324, 6135), (1636, 4965), (1655, 4908), (1986, 4090), (2045, 3972), (2454, 3310)]