39430520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24043}}^1$

素因数の和:24095

約数の個数: 32

約数和(自身を含む): 90886320

約数和(自身を除く): 51455800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 24043, 48086, 96172, 120215, 192344, 240430, 480860, 961720, 985763, 1971526, 3943052, 4928815, 7886104, 9857630, 19715260, 39430520]

約数ペア:

[(1, 39430520), (2, 19715260), (4, 9857630), (5, 7886104), (8, 4928815), (10, 3943052), (20, 1971526), (40, 985763), (41, 961720), (82, 480860), (164, 240430), (205, 192344), (328, 120215), (410, 96172), (820, 48086), (1640, 24043)]