19655403760

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5227501}}^1$

素因数の和:5227561

約数の個数: 40

約数和(自身を含む): 46671137856

約数和(自身を除く): 27015734096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 5227501, 10455002, 20910004, 26137505, 41820008, 52275010, 83640016, 104550020, 209100040, 245692547, 418200080, 491385094, 982770188, 1228462735, 1965540376, 2456925470, 3931080752, 4913850940, 9827701880, 19655403760]

約数ペア:

[(1, 19655403760), (2, 9827701880), (4, 4913850940), (5, 3931080752), (8, 2456925470), (10, 1965540376), (16, 1228462735), (20, 982770188), (40, 491385094), (47, 418200080), (80, 245692547), (94, 209100040), (188, 104550020), (235, 83640016), (376, 52275010), (470, 41820008), (752, 26137505), (940, 20910004), (1880, 10455002), (3760, 5227501)]