2430760840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1960291}}^1$

素因数の和:1960333

約数の個数: 32

約数和(自身を含む): 5645640960

約数和(自身を除く): 3214880120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1960291, 3920582, 7841164, 9801455, 15682328, 19602910, 39205820, 60769021, 78411640, 121538042, 243076084, 303845105, 486152168, 607690210, 1215380420, 2430760840]

約数ペア:

[(1, 2430760840), (2, 1215380420), (4, 607690210), (5, 486152168), (8, 303845105), (10, 243076084), (20, 121538042), (31, 78411640), (40, 60769021), (62, 39205820), (124, 19602910), (155, 15682328), (248, 9801455), (310, 7841164), (620, 3920582), (1240, 1960291)]