42864280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{20219}}^1$

素因数の和:20283

約数の個数: 32

約数和(自身を含む): 98269200

約数和(自身を除く): 55404920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 20219, 40438, 80876, 101095, 161752, 202190, 404380, 808760, 1071607, 2143214, 4286428, 5358035, 8572856, 10716070, 21432140, 42864280]

約数ペア:

[(1, 42864280), (2, 21432140), (4, 10716070), (5, 8572856), (8, 5358035), (10, 4286428), (20, 2143214), (40, 1071607), (53, 808760), (106, 404380), (212, 202190), (265, 161752), (424, 101095), (530, 80876), (1060, 40438), (2120, 20219)]