15669939980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11035169}}^1$

素因数の和:11035249

約数の個数: 24

約数和(自身を含む): 33370354080

約数和(自身を除く): 17700414100

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 11035169, 22070338, 44140676, 55175845, 110351690, 220703380, 783496999, 1566993998, 3133987996, 3917484995, 7834969990, 15669939980]

約数ペア:

[(1, 15669939980), (2, 7834969990), (4, 3917484995), (5, 3133987996), (10, 1566993998), (20, 783496999), (71, 220703380), (142, 110351690), (284, 55175845), (355, 44140676), (710, 22070338), (1420, 11035169)]