15971663080

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{716861}}^1$

素因数の和:717429

約数の個数: 32

約数和(自身を含む): 36000809640

約数和(自身を除く): 20029146560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2785, 4456, 5570, 11140, 22280, 716861, 1433722, 2867444, 3584305, 5734888, 7168610, 14337220, 28674440, 399291577, 798583154, 1597166308, 1996457885, 3194332616, 3992915770, 7985831540, 15971663080]

約数ペア:

[(1, 15971663080), (2, 7985831540), (4, 3992915770), (5, 3194332616), (8, 1996457885), (10, 1597166308), (20, 798583154), (40, 399291577), (557, 28674440), (1114, 14337220), (2228, 7168610), (2785, 5734888), (4456, 3584305), (5570, 2867444), (11140, 1433722), (22280, 716861)]