2400400

素因数分解:

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

素因数の和:388

約数の個数: 60

約数和(自身を含む): 6123492

約数和(自身を除く): 3723092

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 353, 400, 425, 680, 706, 850, 1360, 1412, 1700, 1765, 2824, 3400, 3530, 5648, 6001, 6800, 7060, 8825, 12002, 14120, 17650, 24004, 28240, 30005, 35300, 48008, 60010, 70600, 96016, 120020, 141200, 150025, 240040, 300050, 480080, 600100, 1200200, 2400400]

約数ペア:

[(1, 2400400), (2, 1200200), (4, 600100), (5, 480080), (8, 300050), (10, 240040), (16, 150025), (17, 141200), (20, 120020), (25, 96016), (34, 70600), (40, 60010), (50, 48008), (68, 35300), (80, 30005), (85, 28240), (100, 24004), (136, 17650), (170, 14120), (200, 12002), (272, 8825), (340, 7060), (353, 6800), (400, 6001), (425, 5648), (680, 3530), (706, 3400), (850, 2824), (1360, 1765), (1412, 1700)]