29969420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1579}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 68748960

約数和(自身を除く): 38779540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1579, 1898, 3158, 3796, 4745, 6316, 7895, 9490, 15790, 18980, 20527, 31580, 41054, 82108, 102635, 115267, 205270, 230534, 410540, 461068, 576335, 1152670, 1498471, 2305340, 2996942, 5993884, 7492355, 14984710, 29969420]

約数ペア:

[(1, 29969420), (2, 14984710), (4, 7492355), (5, 5993884), (10, 2996942), (13, 2305340), (20, 1498471), (26, 1152670), (52, 576335), (65, 461068), (73, 410540), (130, 230534), (146, 205270), (260, 115267), (292, 102635), (365, 82108), (730, 41054), (949, 31580), (1460, 20527), (1579, 18980), (1898, 15790), (3158, 9490), (3796, 7895), (4745, 6316)]