15691092220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1427}}^1\times {\mathrm{9013}}^1$

素因数の和:10510

約数の個数: 48

約数和(自身を含む): 33518667168

約数和(自身を除く): 17827574948

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1427, 2854, 5708, 7135, 9013, 14270, 18026, 28540, 36052, 45065, 87047, 90130, 174094, 180260, 348188, 435235, 549793, 870470, 1099586, 1740940, 2199172, 2748965, 5497930, 10995860, 12861551, 25723102, 51446204, 64307755, 128615510, 257231020, 784554611, 1569109222, 3138218444, 3922773055, 7845546110, 15691092220]

約数ペア:

[(1, 15691092220), (2, 7845546110), (4, 3922773055), (5, 3138218444), (10, 1569109222), (20, 784554611), (61, 257231020), (122, 128615510), (244, 64307755), (305, 51446204), (610, 25723102), (1220, 12861551), (1427, 10995860), (2854, 5497930), (5708, 2748965), (7135, 2199172), (9013, 1740940), (14270, 1099586), (18026, 870470), (28540, 549793), (36052, 435235), (45065, 348188), (87047, 180260), (90130, 174094)]