13115320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17257}}^1$

素因数の和:17287

約数の個数: 32

約数和(自身を含む): 31064400

約数和(自身を除く): 17949080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 17257, 34514, 69028, 86285, 138056, 172570, 327883, 345140, 655766, 690280, 1311532, 1639415, 2623064, 3278830, 6557660, 13115320]

約数ペア:

[(1, 13115320), (2, 6557660), (4, 3278830), (5, 2623064), (8, 1639415), (10, 1311532), (19, 690280), (20, 655766), (38, 345140), (40, 327883), (76, 172570), (95, 138056), (152, 86285), (190, 69028), (380, 34514), (760, 17257)]