201286840

素因数分解:

$2^3\times 5^1\times {\mathrm{487}}^1\times {\mathrm{10333}}^1$

素因数の和:10831

約数の個数: 32

約数和(自身を含む): 453869280

約数和(自身を除く): 252582440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 487, 974, 1948, 2435, 3896, 4870, 9740, 10333, 19480, 20666, 41332, 51665, 82664, 103330, 206660, 413320, 5032171, 10064342, 20128684, 25160855, 40257368, 50321710, 100643420, 201286840]

約数ペア:

[(1, 201286840), (2, 100643420), (4, 50321710), (5, 40257368), (8, 25160855), (10, 20128684), (20, 10064342), (40, 5032171), (487, 413320), (974, 206660), (1948, 103330), (2435, 82664), (3896, 51665), (4870, 41332), (9740, 20666), (10333, 19480)]