4218080

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 10224144

約数和(自身を除く): 6006064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 643, 656, 820, 1286, 1312, 1640, 2572, 3215, 3280, 5144, 6430, 6560, 10288, 12860, 20576, 25720, 26363, 51440, 52726, 102880, 105452, 131815, 210904, 263630, 421808, 527260, 843616, 1054520, 2109040, 4218080]

約数ペア:

[(1, 4218080), (2, 2109040), (4, 1054520), (5, 843616), (8, 527260), (10, 421808), (16, 263630), (20, 210904), (32, 131815), (40, 105452), (41, 102880), (80, 52726), (82, 51440), (160, 26363), (164, 25720), (205, 20576), (328, 12860), (410, 10288), (643, 6560), (656, 6430), (820, 5144), (1286, 3280), (1312, 3215), (1640, 2572)]