248834260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{654827}}^1$

素因数の和:654855

約数の個数: 24

約数和(自身を含む): 550055520

約数和(自身を除く): 301221260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 654827, 1309654, 2619308, 3274135, 6548270, 12441713, 13096540, 24883426, 49766852, 62208565, 124417130, 248834260]

約数ペア:

[(1, 248834260), (2, 124417130), (4, 62208565), (5, 49766852), (10, 24883426), (19, 13096540), (20, 12441713), (38, 6548270), (76, 3274135), (95, 2619308), (190, 1309654), (380, 654827)]