39491080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{11093}}^1$

素因数の和:11193

約数の個数: 32

約数和(自身を含む): 89861400

約数和(自身を除く): 50370320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 11093, 22186, 44372, 55465, 88744, 110930, 221860, 443720, 987277, 1974554, 3949108, 4936385, 7898216, 9872770, 19745540, 39491080]

約数ペア:

[(1, 39491080), (2, 19745540), (4, 9872770), (5, 7898216), (8, 4936385), (10, 3949108), (20, 1974554), (40, 987277), (89, 443720), (178, 221860), (356, 110930), (445, 88744), (712, 55465), (890, 44372), (1780, 22186), (3560, 11093)]