12204140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 28021728

約数和(自身を除く): 15817588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 643, 730, 949, 1286, 1460, 1898, 2572, 3215, 3796, 4745, 6430, 8359, 9490, 12860, 16718, 18980, 33436, 41795, 46939, 83590, 93878, 167180, 187756, 234695, 469390, 610207, 938780, 1220414, 2440828, 3051035, 6102070, 12204140]

約数ペア:

[(1, 12204140), (2, 6102070), (4, 3051035), (5, 2440828), (10, 1220414), (13, 938780), (20, 610207), (26, 469390), (52, 234695), (65, 187756), (73, 167180), (130, 93878), (146, 83590), (260, 46939), (292, 41795), (365, 33436), (643, 18980), (730, 16718), (949, 12860), (1286, 9490), (1460, 8359), (1898, 6430), (2572, 4745), (3215, 3796)]