138066520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{203039}}^1$

素因数の和:203067

約数の個数: 32

約数和(自身を含む): 328924800

約数和(自身を除く): 190858280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 203039, 406078, 812156, 1015195, 1624312, 2030390, 3451663, 4060780, 6903326, 8121560, 13806652, 17258315, 27613304, 34516630, 69033260, 138066520]

約数ペア:

[(1, 138066520), (2, 69033260), (4, 34516630), (5, 27613304), (8, 17258315), (10, 13806652), (17, 8121560), (20, 6903326), (34, 4060780), (40, 3451663), (68, 2030390), (85, 1624312), (136, 1015195), (170, 812156), (340, 406078), (680, 203039)]