15369320

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2221}}^1$

素因数の和:2405

約数の個数: 32

約数和(自身を含む): 34796520

約数和(自身を除く): 19427200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 2221, 3460, 4442, 6920, 8884, 11105, 17768, 22210, 44420, 88840, 384233, 768466, 1536932, 1921165, 3073864, 3842330, 7684660, 15369320]

約数ペア:

[(1, 15369320), (2, 7684660), (4, 3842330), (5, 3073864), (8, 1921165), (10, 1536932), (20, 768466), (40, 384233), (173, 88840), (346, 44420), (692, 22210), (865, 17768), (1384, 11105), (1730, 8884), (2221, 6920), (3460, 4442)]