39877432

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 88704000

約数和(自身を除く): 48826568

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 109, 139, 188, 218, 278, 329, 376, 436, 556, 658, 763, 872, 973, 1112, 1316, 1526, 1946, 2632, 3052, 3892, 5123, 6104, 6533, 7784, 10246, 13066, 15151, 20492, 26132, 30302, 35861, 40984, 45731, 52264, 60604, 71722, 91462, 106057, 121208, 143444, 182924, 212114, 286888, 365848, 424228, 712097, 848456, 1424194, 2848388, 4984679, 5696776, 9969358, 19938716, 39877432]

約数ペア:

[(1, 39877432), (2, 19938716), (4, 9969358), (7, 5696776), (8, 4984679), (14, 2848388), (28, 1424194), (47, 848456), (56, 712097), (94, 424228), (109, 365848), (139, 286888), (188, 212114), (218, 182924), (278, 143444), (329, 121208), (376, 106057), (436, 91462), (556, 71722), (658, 60604), (763, 52264), (872, 45731), (973, 40984), (1112, 35861), (1316, 30302), (1526, 26132), (1946, 20492), (2632, 15151), (3052, 13066), (3892, 10246), (5123, 7784), (6104, 6533)]