69869240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{249533}}^1$

素因数の和:249551

約数の個数: 32

約数和(自身を含む): 179664480

約数和(自身を除く): 109795240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 249533, 499066, 998132, 1247665, 1746731, 1996264, 2495330, 3493462, 4990660, 6986924, 8733655, 9981320, 13973848, 17467310, 34934620, 69869240]

約数ペア:

[(1, 69869240), (2, 34934620), (4, 17467310), (5, 13973848), (7, 9981320), (8, 8733655), (10, 6986924), (14, 4990660), (20, 3493462), (28, 2495330), (35, 1996264), (40, 1746731), (56, 1247665), (70, 998132), (140, 499066), (280, 249533)]