2080508540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{83689}}^1$

素因数の和:83822

約数の個数: 48

約数和(自身を含む): 4808492640

約数和(自身を除く): 2727984100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 113, 220, 226, 452, 565, 1130, 1243, 2260, 2486, 4972, 6215, 12430, 24860, 83689, 167378, 334756, 418445, 836890, 920579, 1673780, 1841158, 3682316, 4602895, 9205790, 9456857, 18411580, 18913714, 37827428, 47284285, 94568570, 104025427, 189137140, 208050854, 416101708, 520127135, 1040254270, 2080508540]

約数ペア:

[(1, 2080508540), (2, 1040254270), (4, 520127135), (5, 416101708), (10, 208050854), (11, 189137140), (20, 104025427), (22, 94568570), (44, 47284285), (55, 37827428), (110, 18913714), (113, 18411580), (220, 9456857), (226, 9205790), (452, 4602895), (565, 3682316), (1130, 1841158), (1243, 1673780), (2260, 920579), (2486, 836890), (4972, 418445), (6215, 334756), (12430, 167378), (24860, 83689)]