188784440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{363047}}^1$

素因数の和:363071

約数の個数: 32

約数和(自身を含む): 457440480

約数和(自身を除く): 268656040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 363047, 726094, 1452188, 1815235, 2904376, 3630470, 4719611, 7260940, 9439222, 14521880, 18878444, 23598055, 37756888, 47196110, 94392220, 188784440]

約数ペア:

[(1, 188784440), (2, 94392220), (4, 47196110), (5, 37756888), (8, 23598055), (10, 18878444), (13, 14521880), (20, 9439222), (26, 7260940), (40, 4719611), (52, 3630470), (65, 2904376), (104, 1815235), (130, 1452188), (260, 726094), (520, 363047)]