20097935210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{5519}}^1$

素因数の和:5843

約数の個数: 64

約数和(自身を含む): 38459473920

約数和(自身を除く): 18361538710

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 223, 230, 355, 446, 710, 1115, 1633, 2230, 3266, 5129, 5519, 8165, 10258, 11038, 15833, 16330, 25645, 27595, 31666, 51290, 55190, 79165, 126937, 158330, 253874, 364159, 391849, 634685, 728318, 783698, 1230737, 1269370, 1820795, 1959245, 2461474, 3641590, 3918490, 6153685, 9012527, 12307370, 18025054, 28306951, 45062635, 56613902, 87382327, 90125270, 141534755, 174764654, 283069510, 436911635, 873823270, 2009793521, 4019587042, 10048967605, 20097935210]

約数ペア:

[(1, 20097935210), (2, 10048967605), (5, 4019587042), (10, 2009793521), (23, 873823270), (46, 436911635), (71, 283069510), (115, 174764654), (142, 141534755), (223, 90125270), (230, 87382327), (355, 56613902), (446, 45062635), (710, 28306951), (1115, 18025054), (1633, 12307370), (2230, 9012527), (3266, 6153685), (5129, 3918490), (5519, 3641590), (8165, 2461474), (10258, 1959245), (11038, 1820795), (15833, 1269370), (16330, 1230737), (25645, 783698), (27595, 728318), (31666, 634685), (51290, 391849), (55190, 364159), (79165, 253874), (126937, 158330)]