40712140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41543}}^1$

素因数の和:41566

約数の個数: 36

約数和(自身を含む): 99456336

約数和(自身を除く): 58744196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 41543, 83086, 166172, 207715, 290801, 415430, 581602, 830860, 1163204, 1454005, 2035607, 2908010, 4071214, 5816020, 8142428, 10178035, 20356070, 40712140]

約数ペア:

[(1, 40712140), (2, 20356070), (4, 10178035), (5, 8142428), (7, 5816020), (10, 4071214), (14, 2908010), (20, 2035607), (28, 1454005), (35, 1163204), (49, 830860), (70, 581602), (98, 415430), (140, 290801), (196, 207715), (245, 166172), (490, 83086), (980, 41543)]