43800980

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{11117}}^1$

素因数の和:11323

約数の個数: 24

約数和(自身を含む): 92457288

約数和(自身を除く): 48656308

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 11117, 22234, 44468, 55585, 111170, 222340, 2190049, 4380098, 8760196, 10950245, 21900490, 43800980]

約数ペア:

[(1, 43800980), (2, 21900490), (4, 10950245), (5, 8760196), (10, 4380098), (20, 2190049), (197, 222340), (394, 111170), (788, 55585), (985, 44468), (1970, 22234), (3940, 11117)]