55409240

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{29473}}^1$

素因数の和:29531

約数の個数: 32

約数和(自身を含む): 127327680

約数和(自身を除く): 71918440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 29473, 58946, 117892, 147365, 235784, 294730, 589460, 1178920, 1385231, 2770462, 5540924, 6926155, 11081848, 13852310, 27704620, 55409240]

約数ペア:

[(1, 55409240), (2, 27704620), (4, 13852310), (5, 11081848), (8, 6926155), (10, 5540924), (20, 2770462), (40, 1385231), (47, 1178920), (94, 589460), (188, 294730), (235, 235784), (376, 147365), (470, 117892), (940, 58946), (1880, 29473)]