6490660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 15043392

約数和(自身を除く): 8552732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 181, 220, 326, 362, 652, 724, 815, 905, 1630, 1793, 1810, 1991, 3260, 3586, 3620, 3982, 7172, 7964, 8965, 9955, 17930, 19910, 29503, 35860, 39820, 59006, 118012, 147515, 295030, 324533, 590060, 649066, 1298132, 1622665, 3245330, 6490660]

約数ペア:

[(1, 6490660), (2, 3245330), (4, 1622665), (5, 1298132), (10, 649066), (11, 590060), (20, 324533), (22, 295030), (44, 147515), (55, 118012), (110, 59006), (163, 39820), (181, 35860), (220, 29503), (326, 19910), (362, 17930), (652, 9955), (724, 8965), (815, 7964), (905, 7172), (1630, 3982), (1793, 3620), (1810, 3586), (1991, 3260)]