480080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:383

約数の個数: 40

約数和(自身を含む): 1185192

約数和(自身を除く): 705112

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 353, 680, 706, 1360, 1412, 1765, 2824, 3530, 5648, 6001, 7060, 12002, 14120, 24004, 28240, 30005, 48008, 60010, 96016, 120020, 240040, 480080]

約数ペア:

[(1, 480080), (2, 240040), (4, 120020), (5, 96016), (8, 60010), (10, 48008), (16, 30005), (17, 28240), (20, 24004), (34, 14120), (40, 12002), (68, 7060), (80, 6001), (85, 5648), (136, 3530), (170, 2824), (272, 1765), (340, 1412), (353, 1360), (680, 706)]