140000240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{42683}}^1$

素因数の和:42737

約数の個数: 40

約数和(自身を含む): 333447408

約数和(自身を除く): 193447168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 42683, 85366, 170732, 213415, 341464, 426830, 682928, 853660, 1707320, 1750003, 3414640, 3500006, 7000012, 8750015, 14000024, 17500030, 28000048, 35000060, 70000120, 140000240]

約数ペア:

[(1, 140000240), (2, 70000120), (4, 35000060), (5, 28000048), (8, 17500030), (10, 14000024), (16, 8750015), (20, 7000012), (40, 3500006), (41, 3414640), (80, 1750003), (82, 1707320), (164, 853660), (205, 682928), (328, 426830), (410, 341464), (656, 213415), (820, 170732), (1640, 85366), (3280, 42683)]