39955664

素因数分解:

$2^4\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1993}}^1$

素因数の和:2187

約数の個数: 40

約数和(自身を含む): 89012160

約数和(自身を除く): 49056496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 179, 358, 716, 1253, 1432, 1993, 2506, 2864, 3986, 5012, 7972, 10024, 13951, 15944, 20048, 27902, 31888, 55804, 111608, 223216, 356747, 713494, 1426988, 2497229, 2853976, 4994458, 5707952, 9988916, 19977832, 39955664]

約数ペア:

[(1, 39955664), (2, 19977832), (4, 9988916), (7, 5707952), (8, 4994458), (14, 2853976), (16, 2497229), (28, 1426988), (56, 713494), (112, 356747), (179, 223216), (358, 111608), (716, 55804), (1253, 31888), (1432, 27902), (1993, 20048), (2506, 15944), (2864, 13951), (3986, 10024), (5012, 7972)]