7243720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 18066240

約数和(自身を除く): 10822520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 163, 202, 220, 326, 404, 440, 505, 652, 808, 815, 1010, 1111, 1304, 1630, 1793, 2020, 2222, 3260, 3586, 4040, 4444, 5555, 6520, 7172, 8888, 8965, 11110, 14344, 16463, 17930, 22220, 32926, 35860, 44440, 65852, 71720, 82315, 131704, 164630, 181093, 329260, 362186, 658520, 724372, 905465, 1448744, 1810930, 3621860, 7243720]

約数ペア:

[(1, 7243720), (2, 3621860), (4, 1810930), (5, 1448744), (8, 905465), (10, 724372), (11, 658520), (20, 362186), (22, 329260), (40, 181093), (44, 164630), (55, 131704), (88, 82315), (101, 71720), (110, 65852), (163, 44440), (202, 35860), (220, 32926), (326, 22220), (404, 17930), (440, 16463), (505, 14344), (652, 11110), (808, 8965), (815, 8888), (1010, 7172), (1111, 6520), (1304, 5555), (1630, 4444), (1793, 4040), (2020, 3586), (2222, 3260)]