1540640

素因数分解:

$2^5\times 5^1\times {\mathrm{9629}}^1$

素因数の和:9644

約数の個数: 24

約数和(自身を含む): 3640140

約数和(自身を除く): 2099500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 9629, 19258, 38516, 48145, 77032, 96290, 154064, 192580, 308128, 385160, 770320, 1540640]

約数ペア:

[(1, 1540640), (2, 770320), (4, 385160), (5, 308128), (8, 192580), (10, 154064), (16, 96290), (20, 77032), (32, 48145), (40, 38516), (80, 19258), (160, 9629)]