171794140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1227101}}^1$

素因数の和:1227117

約数の個数: 24

約数和(自身を含む): 412306272

約数和(自身を除く): 240512132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1227101, 2454202, 4908404, 6135505, 8589707, 12271010, 17179414, 24542020, 34358828, 42948535, 85897070, 171794140]

約数ペア:

[(1, 171794140), (2, 85897070), (4, 42948535), (5, 34358828), (7, 24542020), (10, 17179414), (14, 12271010), (20, 8589707), (28, 6135505), (35, 4908404), (70, 2454202), (140, 1227101)]