25188940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{25703}}^1$

素因数の和:25726

約数の個数: 36

約数和(自身を含む): 61535376

約数和(自身を除く): 36346436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 25703, 51406, 102812, 128515, 179921, 257030, 359842, 514060, 719684, 899605, 1259447, 1799210, 2518894, 3598420, 5037788, 6297235, 12594470, 25188940]

約数ペア:

[(1, 25188940), (2, 12594470), (4, 6297235), (5, 5037788), (7, 3598420), (10, 2518894), (14, 1799210), (20, 1259447), (28, 899605), (35, 719684), (49, 514060), (70, 359842), (98, 257030), (140, 179921), (196, 128515), (245, 102812), (490, 51406), (980, 25703)]