162456440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{86413}}^1$

素因数の和:86471

約数の個数: 32

約数和(自身を含む): 373308480

約数和(自身を除く): 210852040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 86413, 172826, 345652, 432065, 691304, 864130, 1728260, 3456520, 4061411, 8122822, 16245644, 20307055, 32491288, 40614110, 81228220, 162456440]

約数ペア:

[(1, 162456440), (2, 81228220), (4, 40614110), (5, 32491288), (8, 20307055), (10, 16245644), (20, 8122822), (40, 4061411), (47, 3456520), (94, 1728260), (188, 864130), (235, 691304), (376, 432065), (470, 345652), (940, 172826), (1880, 86413)]