2023406080

素因数分解:

$2^9\times 5^1\times {\mathrm{809}}^1\times {\mathrm{977}}^1$

素因数の和:1809

約数の個数: 80

約数和(自身を含む): 4862400840

約数和(自身を除く): 2838994760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 809, 977, 1280, 1618, 1954, 2560, 3236, 3908, 4045, 4885, 6472, 7816, 8090, 9770, 12944, 15632, 16180, 19540, 25888, 31264, 32360, 39080, 51776, 62528, 64720, 78160, 103552, 125056, 129440, 156320, 207104, 250112, 258880, 312640, 414208, 500224, 517760, 625280, 790393, 1035520, 1250560, 1580786, 2071040, 2501120, 3161572, 3951965, 6323144, 7903930, 12646288, 15807860, 25292576, 31615720, 50585152, 63231440, 101170304, 126462880, 202340608, 252925760, 404681216, 505851520, 1011703040, 2023406080]

約数ペア:

[(1, 2023406080), (2, 1011703040), (4, 505851520), (5, 404681216), (8, 252925760), (10, 202340608), (16, 126462880), (20, 101170304), (32, 63231440), (40, 50585152), (64, 31615720), (80, 25292576), (128, 15807860), (160, 12646288), (256, 7903930), (320, 6323144), (512, 3951965), (640, 3161572), (809, 2501120), (977, 2071040), (1280, 1580786), (1618, 1250560), (1954, 1035520), (2560, 790393), (3236, 625280), (3908, 517760), (4045, 500224), (4885, 414208), (6472, 312640), (7816, 258880), (8090, 250112), (9770, 207104), (12944, 156320), (15632, 129440), (16180, 125056), (19540, 103552), (25888, 78160), (31264, 64720), (32360, 62528), (39080, 51776)]