39113720

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10987}}^1$

素因数の和:11087

約数の個数: 32

約数和(自身を含む): 89002800

約数和(自身を除く): 49889080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 10987, 21974, 43948, 54935, 87896, 109870, 219740, 439480, 977843, 1955686, 3911372, 4889215, 7822744, 9778430, 19556860, 39113720]

約数ペア:

[(1, 39113720), (2, 19556860), (4, 9778430), (5, 7822744), (8, 4889215), (10, 3911372), (20, 1955686), (40, 977843), (89, 439480), (178, 219740), (356, 109870), (445, 87896), (712, 54935), (890, 43948), (1780, 21974), (3560, 10987)]