19958920900

素因数分解:

$2^2\times 5^2\times {\mathrm{2339}}^1\times {\mathrm{85331}}^1$

素因数の和:87684

約数の個数: 36

約数和(自身を含む): 43329882960

約数和(自身を除く): 23370962060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2339, 4678, 9356, 11695, 23390, 46780, 58475, 85331, 116950, 170662, 233900, 341324, 426655, 853310, 1706620, 2133275, 4266550, 8533100, 199589209, 399178418, 798356836, 997946045, 1995892090, 3991784180, 4989730225, 9979460450, 19958920900]

約数ペア:

[(1, 19958920900), (2, 9979460450), (4, 4989730225), (5, 3991784180), (10, 1995892090), (20, 997946045), (25, 798356836), (50, 399178418), (100, 199589209), (2339, 8533100), (4678, 4266550), (9356, 2133275), (11695, 1706620), (23390, 853310), (46780, 426655), (58475, 341324), (85331, 233900), (116950, 170662)]