144558760

素因数分解:

$2^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{4217}}^1$

素因数の和:5085

約数の個数: 32

約数和(自身を含む): 325713960

約数和(自身を除く): 181155200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 857, 1714, 3428, 4217, 4285, 6856, 8434, 8570, 16868, 17140, 21085, 33736, 34280, 42170, 84340, 168680, 3613969, 7227938, 14455876, 18069845, 28911752, 36139690, 72279380, 144558760]

約数ペア:

[(1, 144558760), (2, 72279380), (4, 36139690), (5, 28911752), (8, 18069845), (10, 14455876), (20, 7227938), (40, 3613969), (857, 168680), (1714, 84340), (3428, 42170), (4217, 34280), (4285, 33736), (6856, 21085), (8434, 17140), (8570, 16868)]