129953320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{464119}}^1$

素因数の和:464137

約数の個数: 32

約数和(自身を含む): 334166400

約数和(自身を除く): 204213080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 464119, 928238, 1856476, 2320595, 3248833, 3712952, 4641190, 6497666, 9282380, 12995332, 16244165, 18564760, 25990664, 32488330, 64976660, 129953320]

約数ペア:

[(1, 129953320), (2, 64976660), (4, 32488330), (5, 25990664), (7, 18564760), (8, 16244165), (10, 12995332), (14, 9282380), (20, 6497666), (28, 4641190), (35, 3712952), (40, 3248833), (56, 2320595), (70, 1856476), (140, 928238), (280, 464119)]