147540520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{78479}}^1$

素因数の和:78537

約数の個数: 32

約数和(自身を含む): 339033600

約数和(自身を除く): 191493080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 78479, 156958, 313916, 392395, 627832, 784790, 1569580, 3139160, 3688513, 7377026, 14754052, 18442565, 29508104, 36885130, 73770260, 147540520]

約数ペア:

[(1, 147540520), (2, 73770260), (4, 36885130), (5, 29508104), (8, 18442565), (10, 14754052), (20, 7377026), (40, 3688513), (47, 3139160), (94, 1569580), (188, 784790), (235, 627832), (376, 392395), (470, 313916), (940, 156958), (1880, 78479)]