42248740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{397}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 94478832

約数和(自身を除く): 52230092

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 313, 340, 397, 626, 794, 1252, 1565, 1588, 1985, 3130, 3970, 5321, 6260, 6749, 7940, 10642, 13498, 21284, 26605, 26996, 33745, 53210, 67490, 106420, 124261, 134980, 248522, 497044, 621305, 1242610, 2112437, 2485220, 4224874, 8449748, 10562185, 21124370, 42248740]

約数ペア:

[(1, 42248740), (2, 21124370), (4, 10562185), (5, 8449748), (10, 4224874), (17, 2485220), (20, 2112437), (34, 1242610), (68, 621305), (85, 497044), (170, 248522), (313, 134980), (340, 124261), (397, 106420), (626, 67490), (794, 53210), (1252, 33745), (1565, 26996), (1588, 26605), (1985, 21284), (3130, 13498), (3970, 10642), (5321, 7940), (6260, 6749)]