3456640

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 9033120

約数和(自身を除く): 5576480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 491, 640, 704, 880, 982, 1408, 1760, 1964, 2455, 3520, 3928, 4910, 5401, 7040, 7856, 9820, 10802, 15712, 19640, 21604, 27005, 31424, 39280, 43208, 54010, 62848, 78560, 86416, 108020, 157120, 172832, 216040, 314240, 345664, 432080, 691328, 864160, 1728320, 3456640]

約数ペア:

[(1, 3456640), (2, 1728320), (4, 864160), (5, 691328), (8, 432080), (10, 345664), (11, 314240), (16, 216040), (20, 172832), (22, 157120), (32, 108020), (40, 86416), (44, 78560), (55, 62848), (64, 54010), (80, 43208), (88, 39280), (110, 31424), (128, 27005), (160, 21604), (176, 19640), (220, 15712), (320, 10802), (352, 9820), (440, 7856), (491, 7040), (640, 5401), (704, 4910), (880, 3928), (982, 3520), (1408, 2455), (1760, 1964)]