20236000

素因数分解:

$2^5\times 5^3\times {\mathrm{5059}}^1$

素因数の和:5084

約数の個数: 48

約数和(自身を含む): 49729680

約数和(自身を除く): 29493680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 5059, 10118, 20236, 25295, 40472, 50590, 80944, 101180, 126475, 161888, 202360, 252950, 404720, 505900, 632375, 809440, 1011800, 1264750, 2023600, 2529500, 4047200, 5059000, 10118000, 20236000]

約数ペア:

[(1, 20236000), (2, 10118000), (4, 5059000), (5, 4047200), (8, 2529500), (10, 2023600), (16, 1264750), (20, 1011800), (25, 809440), (32, 632375), (40, 505900), (50, 404720), (80, 252950), (100, 202360), (125, 161888), (160, 126475), (200, 101180), (250, 80944), (400, 50590), (500, 40472), (800, 25295), (1000, 20236), (2000, 10118), (4000, 5059)]