15226520

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1993}}^1$

素因数の和:2195

約数の個数: 32

約数和(自身を含む): 34456320

約数和(自身を除く): 19229800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 1993, 3820, 3986, 7640, 7972, 9965, 15944, 19930, 39860, 79720, 380663, 761326, 1522652, 1903315, 3045304, 3806630, 7613260, 15226520]

約数ペア:

[(1, 15226520), (2, 7613260), (4, 3806630), (5, 3045304), (8, 1903315), (10, 1522652), (20, 761326), (40, 380663), (191, 79720), (382, 39860), (764, 19930), (955, 15944), (1528, 9965), (1910, 7972), (1993, 7640), (3820, 3986)]