27942940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{19139}}^1$

素因数の和:19221

約数の個数: 24

約数和(自身を含む): 59487120

約数和(自身を除く): 31544180

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 19139, 38278, 76556, 95695, 191390, 382780, 1397147, 2794294, 5588588, 6985735, 13971470, 27942940]

約数ペア:

[(1, 27942940), (2, 13971470), (4, 6985735), (5, 5588588), (10, 2794294), (20, 1397147), (73, 382780), (146, 191390), (292, 95695), (365, 76556), (730, 38278), (1460, 19139)]