31887340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{1051}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 70517664

約数和(自身を除く): 38630324

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 74, 82, 148, 164, 185, 205, 370, 410, 740, 820, 1051, 1517, 2102, 3034, 4204, 5255, 6068, 7585, 10510, 15170, 21020, 30340, 38887, 43091, 77774, 86182, 155548, 172364, 194435, 215455, 388870, 430910, 777740, 861820, 1594367, 3188734, 6377468, 7971835, 15943670, 31887340]

約数ペア:

[(1, 31887340), (2, 15943670), (4, 7971835), (5, 6377468), (10, 3188734), (20, 1594367), (37, 861820), (41, 777740), (74, 430910), (82, 388870), (148, 215455), (164, 194435), (185, 172364), (205, 155548), (370, 86182), (410, 77774), (740, 43091), (820, 38887), (1051, 30340), (1517, 21020), (2102, 15170), (3034, 10510), (4204, 7585), (5255, 6068)]