121381640

素因数分解:

$2^3\times 5^1\times {\mathrm{911}}^1\times {\mathrm{3331}}^1$

素因数の和:4253

約数の個数: 32

約数和(自身を含む): 273490560

約数和(自身を除く): 152108920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 911, 1822, 3331, 3644, 4555, 6662, 7288, 9110, 13324, 16655, 18220, 26648, 33310, 36440, 66620, 133240, 3034541, 6069082, 12138164, 15172705, 24276328, 30345410, 60690820, 121381640]

約数ペア:

[(1, 121381640), (2, 60690820), (4, 30345410), (5, 24276328), (8, 15172705), (10, 12138164), (20, 6069082), (40, 3034541), (911, 133240), (1822, 66620), (3331, 36440), (3644, 33310), (4555, 26648), (6662, 18220), (7288, 16655), (9110, 13324)]