9842440

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1021}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 22259160

約数和(自身を除く): 12416720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1021, 1205, 1928, 2042, 2410, 4084, 4820, 5105, 8168, 9640, 10210, 20420, 40840, 246061, 492122, 984244, 1230305, 1968488, 2460610, 4921220, 9842440]

約数ペア:

[(1, 9842440), (2, 4921220), (4, 2460610), (5, 1968488), (8, 1230305), (10, 984244), (20, 492122), (40, 246061), (241, 40840), (482, 20420), (964, 10210), (1021, 9640), (1205, 8168), (1928, 5105), (2042, 4820), (2410, 4084)]