63281240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{143821}}^1$

素因数の和:143843

約数の個数: 32

約数和(自身を含む): 155327760

約数和(自身を除く): 92046520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 143821, 287642, 575284, 719105, 1150568, 1438210, 1582031, 2876420, 3164062, 5752840, 6328124, 7910155, 12656248, 15820310, 31640620, 63281240]

約数ペア:

[(1, 63281240), (2, 31640620), (4, 15820310), (5, 12656248), (8, 7910155), (10, 6328124), (11, 5752840), (20, 3164062), (22, 2876420), (40, 1582031), (44, 1438210), (55, 1150568), (88, 719105), (110, 575284), (220, 287642), (440, 143821)]