40388740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41213}}^1$

素因数の和:41236

約数の個数: 36

約数和(自身を含む): 98666316

約数和(自身を除く): 58277576

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 41213, 82426, 164852, 206065, 288491, 412130, 576982, 824260, 1153964, 1442455, 2019437, 2884910, 4038874, 5769820, 8077748, 10097185, 20194370, 40388740]

約数ペア:

[(1, 40388740), (2, 20194370), (4, 10097185), (5, 8077748), (7, 5769820), (10, 4038874), (14, 2884910), (20, 2019437), (28, 1442455), (35, 1153964), (49, 824260), (70, 576982), (98, 412130), (140, 288491), (196, 206065), (245, 164852), (490, 82426), (980, 41213)]