1649031760

素因数分解:

$2^4\times 5^1\times {\mathrm{3089}}^1\times {\mathrm{6673}}^1$

素因数の和:9775

約数の個数: 40

約数和(自身を含む): 3835814760

約数和(自身を除く): 2186783000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3089, 6178, 6673, 12356, 13346, 15445, 24712, 26692, 30890, 33365, 49424, 53384, 61780, 66730, 106768, 123560, 133460, 247120, 266920, 533840, 20612897, 41225794, 82451588, 103064485, 164903176, 206128970, 329806352, 412257940, 824515880, 1649031760]

約数ペア:

[(1, 1649031760), (2, 824515880), (4, 412257940), (5, 329806352), (8, 206128970), (10, 164903176), (16, 103064485), (20, 82451588), (40, 41225794), (80, 20612897), (3089, 533840), (6178, 266920), (6673, 247120), (12356, 133460), (13346, 123560), (15445, 106768), (24712, 66730), (26692, 61780), (30890, 53384), (33365, 49424)]