4320800

素因数分解:

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

素因数の和:522

約数の個数: 72

約数和(自身を含む): 11530512

約数和(自身を除く): 7209712

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 160, 176, 200, 220, 275, 352, 400, 440, 491, 550, 800, 880, 982, 1100, 1760, 1964, 2200, 2455, 3928, 4400, 4910, 5401, 7856, 8800, 9820, 10802, 12275, 15712, 19640, 21604, 24550, 27005, 39280, 43208, 49100, 54010, 78560, 86416, 98200, 108020, 135025, 172832, 196400, 216040, 270050, 392800, 432080, 540100, 864160, 1080200, 2160400, 4320800]

約数ペア:

[(1, 4320800), (2, 2160400), (4, 1080200), (5, 864160), (8, 540100), (10, 432080), (11, 392800), (16, 270050), (20, 216040), (22, 196400), (25, 172832), (32, 135025), (40, 108020), (44, 98200), (50, 86416), (55, 78560), (80, 54010), (88, 49100), (100, 43208), (110, 39280), (160, 27005), (176, 24550), (200, 21604), (220, 19640), (275, 15712), (352, 12275), (400, 10802), (440, 9820), (491, 8800), (550, 7856), (800, 5401), (880, 4910), (982, 4400), (1100, 3928), (1760, 2455), (1964, 2200)]