2017202800

素因数分解:

$2^4\times 5^2\times {\mathrm{89}}^1\times {\mathrm{56663}}^1$

素因数の和:56770

約数の個数: 60

約数和(自身を含む): 4900869360

約数和(自身を除く): 2883666560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 178, 200, 356, 400, 445, 712, 890, 1424, 1780, 2225, 3560, 4450, 7120, 8900, 17800, 35600, 56663, 113326, 226652, 283315, 453304, 566630, 906608, 1133260, 1416575, 2266520, 2833150, 4533040, 5043007, 5666300, 10086014, 11332600, 20172028, 22665200, 25215035, 40344056, 50430070, 80688112, 100860140, 126075175, 201720280, 252150350, 403440560, 504300700, 1008601400, 2017202800]

約数ペア:

[(1, 2017202800), (2, 1008601400), (4, 504300700), (5, 403440560), (8, 252150350), (10, 201720280), (16, 126075175), (20, 100860140), (25, 80688112), (40, 50430070), (50, 40344056), (80, 25215035), (89, 22665200), (100, 20172028), (178, 11332600), (200, 10086014), (356, 5666300), (400, 5043007), (445, 4533040), (712, 2833150), (890, 2266520), (1424, 1416575), (1780, 1133260), (2225, 906608), (3560, 566630), (4450, 453304), (7120, 283315), (8900, 226652), (17800, 113326), (35600, 56663)]