30259720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1126

約数の個数: 64

約数和(自身を含む): 73405440

約数和(自身を除く): 43145720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1061, 1240, 1426, 2122, 2852, 3565, 4244, 5305, 5704, 7130, 8488, 10610, 14260, 21220, 24403, 28520, 32891, 42440, 48806, 65782, 97612, 122015, 131564, 164455, 195224, 244030, 263128, 328910, 488060, 657820, 756493, 976120, 1315640, 1512986, 3025972, 3782465, 6051944, 7564930, 15129860, 30259720]

約数ペア:

[(1, 30259720), (2, 15129860), (4, 7564930), (5, 6051944), (8, 3782465), (10, 3025972), (20, 1512986), (23, 1315640), (31, 976120), (40, 756493), (46, 657820), (62, 488060), (92, 328910), (115, 263128), (124, 244030), (155, 195224), (184, 164455), (230, 131564), (248, 122015), (310, 97612), (460, 65782), (620, 48806), (713, 42440), (920, 32891), (1061, 28520), (1240, 24403), (1426, 21220), (2122, 14260), (2852, 10610), (3565, 8488), (4244, 7130), (5305, 5704)]