40017868

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 80285184

約数和(自身を除く): 40267316

約数列:

[1, 2, 4, 11, 22, 37, 44, 47, 74, 94, 148, 188, 407, 517, 523, 814, 1034, 1046, 1628, 1739, 2068, 2092, 3478, 5753, 6956, 11506, 19129, 19351, 23012, 24581, 38258, 38702, 49162, 76516, 77404, 98324, 212861, 270391, 425722, 540782, 851444, 909497, 1081564, 1818994, 3637988, 10004467, 20008934, 40017868]

約数ペア:

[(1, 40017868), (2, 20008934), (4, 10004467), (11, 3637988), (22, 1818994), (37, 1081564), (44, 909497), (47, 851444), (74, 540782), (94, 425722), (148, 270391), (188, 212861), (407, 98324), (517, 77404), (523, 76516), (814, 49162), (1034, 38702), (1046, 38258), (1628, 24581), (1739, 23012), (2068, 19351), (2092, 19129), (3478, 11506), (5753, 6956)]