53443460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{381739}}^1$

素因数の和:381755

約数の個数: 24

約数和(自身を含む): 128264640

約数和(自身を除く): 74821180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 381739, 763478, 1526956, 1908695, 2672173, 3817390, 5344346, 7634780, 10688692, 13360865, 26721730, 53443460]

約数ペア:

[(1, 53443460), (2, 26721730), (4, 13360865), (5, 10688692), (7, 7634780), (10, 5344346), (14, 3817390), (20, 2672173), (28, 1908695), (35, 1526956), (70, 763478), (140, 381739)]