55780470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19993}}^1$

素因数の和:20037

約数の個数: 48

約数和(自身を含む): 149715072

約数和(自身を除く): 93934602

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 19993, 39986, 59979, 99965, 119958, 179937, 199930, 299895, 359874, 599790, 619783, 899685, 1239566, 1799370, 1859349, 3098915, 3718698, 5578047, 6197830, 9296745, 11156094, 18593490, 27890235, 55780470]

約数ペア:

[(1, 55780470), (2, 27890235), (3, 18593490), (5, 11156094), (6, 9296745), (9, 6197830), (10, 5578047), (15, 3718698), (18, 3098915), (30, 1859349), (31, 1799370), (45, 1239566), (62, 899685), (90, 619783), (93, 599790), (155, 359874), (186, 299895), (279, 199930), (310, 179937), (465, 119958), (558, 99965), (930, 59979), (1395, 39986), (2790, 19993)]