15691887740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{71777}}^1$

素因数の和:72446

約数の個数: 48

約数和(自身を含む): 34946124192

約数和(自身を除く): 19254236452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 643, 1286, 2572, 3215, 6430, 10931, 12860, 21862, 43724, 54655, 71777, 109310, 143554, 218620, 287108, 358885, 717770, 1220209, 1435540, 2440418, 4880836, 6101045, 12202090, 24404180, 46152611, 92305222, 184610444, 230763055, 461526110, 784594387, 923052220, 1569188774, 3138377548, 3922971935, 7845943870, 15691887740]

約数ペア:

[(1, 15691887740), (2, 7845943870), (4, 3922971935), (5, 3138377548), (10, 1569188774), (17, 923052220), (20, 784594387), (34, 461526110), (68, 230763055), (85, 184610444), (170, 92305222), (340, 46152611), (643, 24404180), (1286, 12202090), (2572, 6101045), (3215, 4880836), (6430, 2440418), (10931, 1435540), (12860, 1220209), (21862, 717770), (43724, 358885), (54655, 287108), (71777, 218620), (109310, 143554)]