166278980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1187707}}^1$

素因数の和:1187723

約数の個数: 24

約数和(自身を含む): 399069888

約数和(自身を除く): 232790908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1187707, 2375414, 4750828, 5938535, 8313949, 11877070, 16627898, 23754140, 33255796, 41569745, 83139490, 166278980]

約数ペア:

[(1, 166278980), (2, 83139490), (4, 41569745), (5, 33255796), (7, 23754140), (10, 16627898), (14, 11877070), (20, 8313949), (28, 5938535), (35, 4750828), (70, 2375414), (140, 1187707)]