39750340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{569}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 95760000

約数和(自身を除く): 56009660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499, 569, 998, 1138, 1996, 2276, 2495, 2845, 3493, 3983, 4990, 5690, 6986, 7966, 9980, 11380, 13972, 15932, 17465, 19915, 34930, 39830, 69860, 79660, 283931, 567862, 1135724, 1419655, 1987517, 2839310, 3975034, 5678620, 7950068, 9937585, 19875170, 39750340]

約数ペア:

[(1, 39750340), (2, 19875170), (4, 9937585), (5, 7950068), (7, 5678620), (10, 3975034), (14, 2839310), (20, 1987517), (28, 1419655), (35, 1135724), (70, 567862), (140, 283931), (499, 79660), (569, 69860), (998, 39830), (1138, 34930), (1996, 19915), (2276, 17465), (2495, 15932), (2845, 13972), (3493, 11380), (3983, 9980), (4990, 7966), (5690, 6986)]