40309220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{499}}^1\times {\mathrm{577}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 97104000

約数和(自身を除く): 56794780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 499, 577, 998, 1154, 1996, 2308, 2495, 2885, 3493, 4039, 4990, 5770, 6986, 8078, 9980, 11540, 13972, 16156, 17465, 20195, 34930, 40390, 69860, 80780, 287923, 575846, 1151692, 1439615, 2015461, 2879230, 4030922, 5758460, 8061844, 10077305, 20154610, 40309220]

約数ペア:

[(1, 40309220), (2, 20154610), (4, 10077305), (5, 8061844), (7, 5758460), (10, 4030922), (14, 2879230), (20, 2015461), (28, 1439615), (35, 1151692), (70, 575846), (140, 287923), (499, 80780), (577, 69860), (998, 40390), (1154, 34930), (1996, 20195), (2308, 17465), (2495, 16156), (2885, 13972), (3493, 11540), (4039, 9980), (4990, 8078), (5770, 6986)]