39743180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1249}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 87780000

約数和(自身を除く): 48036820

約数列:

[1, 2, 4, 5, 10, 20, 37, 43, 74, 86, 148, 172, 185, 215, 370, 430, 740, 860, 1249, 1591, 2498, 3182, 4996, 6245, 6364, 7955, 12490, 15910, 24980, 31820, 46213, 53707, 92426, 107414, 184852, 214828, 231065, 268535, 462130, 537070, 924260, 1074140, 1987159, 3974318, 7948636, 9935795, 19871590, 39743180]

約数ペア:

[(1, 39743180), (2, 19871590), (4, 9935795), (5, 7948636), (10, 3974318), (20, 1987159), (37, 1074140), (43, 924260), (74, 537070), (86, 462130), (148, 268535), (172, 231065), (185, 214828), (215, 184852), (370, 107414), (430, 92426), (740, 53707), (860, 46213), (1249, 31820), (1591, 24980), (2498, 15910), (3182, 12490), (4996, 7955), (6245, 6364)]