8879860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 20547072

約数和(自身を除く): 11667212

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 223, 362, 446, 724, 892, 905, 1115, 1810, 1991, 2230, 2453, 3620, 3982, 4460, 4906, 7964, 9812, 9955, 12265, 19910, 24530, 39820, 40363, 49060, 80726, 161452, 201815, 403630, 443993, 807260, 887986, 1775972, 2219965, 4439930, 8879860]

約数ペア:

[(1, 8879860), (2, 4439930), (4, 2219965), (5, 1775972), (10, 887986), (11, 807260), (20, 443993), (22, 403630), (44, 201815), (55, 161452), (110, 80726), (181, 49060), (220, 40363), (223, 39820), (362, 24530), (446, 19910), (724, 12265), (892, 9955), (905, 9812), (1115, 7964), (1810, 4906), (1991, 4460), (2230, 3982), (2453, 3620)]