39220240

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3527}}^1$

素因数の和:3679

約数の個数: 40

約数和(自身を含む): 91869120

約数和(自身を除く): 52648880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 3527, 5560, 7054, 11120, 14108, 17635, 28216, 35270, 56432, 70540, 141080, 282160, 490253, 980506, 1961012, 2451265, 3922024, 4902530, 7844048, 9805060, 19610120, 39220240]

約数ペア:

[(1, 39220240), (2, 19610120), (4, 9805060), (5, 7844048), (8, 4902530), (10, 3922024), (16, 2451265), (20, 1961012), (40, 980506), (80, 490253), (139, 282160), (278, 141080), (556, 70540), (695, 56432), (1112, 35270), (1390, 28216), (2224, 17635), (2780, 14108), (3527, 11120), (5560, 7054)]