8971400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1494

約数の個数: 48

約数和(自身を含む): 21546240

約数和(自身を除く): 12574840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1447, 1550, 2894, 3100, 5788, 6200, 7235, 11576, 14470, 28940, 36175, 44857, 57880, 72350, 89714, 144700, 179428, 224285, 289400, 358856, 448570, 897140, 1121425, 1794280, 2242850, 4485700, 8971400]

約数ペア:

[(1, 8971400), (2, 4485700), (4, 2242850), (5, 1794280), (8, 1121425), (10, 897140), (20, 448570), (25, 358856), (31, 289400), (40, 224285), (50, 179428), (62, 144700), (100, 89714), (124, 72350), (155, 57880), (200, 44857), (248, 36175), (310, 28940), (620, 14470), (775, 11576), (1240, 7235), (1447, 6200), (1550, 5788), (2894, 3100)]