31960940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 75612096

約数和(自身を除く): 43651156

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 121, 188, 220, 235, 242, 281, 470, 484, 517, 562, 605, 940, 1034, 1124, 1210, 1405, 2068, 2420, 2585, 2810, 3091, 5170, 5620, 5687, 6182, 10340, 11374, 12364, 13207, 15455, 22748, 26414, 28435, 30910, 34001, 52828, 56870, 61820, 66035, 68002, 113740, 132070, 136004, 145277, 170005, 264140, 290554, 340010, 581108, 680020, 726385, 1452770, 1598047, 2905540, 3196094, 6392188, 7990235, 15980470, 31960940]

約数ペア:

[(1, 31960940), (2, 15980470), (4, 7990235), (5, 6392188), (10, 3196094), (11, 2905540), (20, 1598047), (22, 1452770), (44, 726385), (47, 680020), (55, 581108), (94, 340010), (110, 290554), (121, 264140), (188, 170005), (220, 145277), (235, 136004), (242, 132070), (281, 113740), (470, 68002), (484, 66035), (517, 61820), (562, 56870), (605, 52828), (940, 34001), (1034, 30910), (1124, 28435), (1210, 26414), (1405, 22748), (2068, 15455), (2420, 13207), (2585, 12364), (2810, 11374), (3091, 10340), (5170, 6182), (5620, 5687)]