15124520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3671}}^1$

素因数の和:3785

約数の個数: 32

約数和(自身を含む): 34369920

約数和(自身を除く): 19245400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3671, 4120, 7342, 14684, 18355, 29368, 36710, 73420, 146840, 378113, 756226, 1512452, 1890565, 3024904, 3781130, 7562260, 15124520]

約数ペア:

[(1, 15124520), (2, 7562260), (4, 3781130), (5, 3024904), (8, 1890565), (10, 1512452), (20, 756226), (40, 378113), (103, 146840), (206, 73420), (412, 36710), (515, 29368), (824, 18355), (1030, 14684), (2060, 7342), (3671, 4120)]