2992660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 6999552

約数和(自身を除く): 4006892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 223, 244, 305, 446, 610, 671, 892, 1115, 1220, 1342, 2230, 2453, 2684, 3355, 4460, 4906, 6710, 9812, 12265, 13420, 13603, 24530, 27206, 49060, 54412, 68015, 136030, 149633, 272060, 299266, 598532, 748165, 1496330, 2992660]

約数ペア:

[(1, 2992660), (2, 1496330), (4, 748165), (5, 598532), (10, 299266), (11, 272060), (20, 149633), (22, 136030), (44, 68015), (55, 54412), (61, 49060), (110, 27206), (122, 24530), (220, 13603), (223, 13420), (244, 12265), (305, 9812), (446, 6710), (610, 4906), (671, 4460), (892, 3355), (1115, 2684), (1220, 2453), (1342, 2230)]