47293780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1117}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 104242320

約数和(自身を除く): 56948540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 73, 116, 145, 146, 290, 292, 365, 580, 730, 1117, 1460, 2117, 2234, 4234, 4468, 5585, 8468, 10585, 11170, 21170, 22340, 32393, 42340, 64786, 81541, 129572, 161965, 163082, 323930, 326164, 407705, 647860, 815410, 1630820, 2364689, 4729378, 9458756, 11823445, 23646890, 47293780]

約数ペア:

[(1, 47293780), (2, 23646890), (4, 11823445), (5, 9458756), (10, 4729378), (20, 2364689), (29, 1630820), (58, 815410), (73, 647860), (116, 407705), (145, 326164), (146, 323930), (290, 163082), (292, 161965), (365, 129572), (580, 81541), (730, 64786), (1117, 42340), (1460, 32393), (2117, 22340), (2234, 21170), (4234, 11170), (4468, 10585), (5585, 8468)]