947660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{967}}^1$

素因数の和:990

約数の個数: 36

約数和(自身を含む): 2317392

約数和(自身を除く): 1369732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 967, 980, 1934, 3868, 4835, 6769, 9670, 13538, 19340, 27076, 33845, 47383, 67690, 94766, 135380, 189532, 236915, 473830, 947660]

約数ペア:

[(1, 947660), (2, 473830), (4, 236915), (5, 189532), (7, 135380), (10, 94766), (14, 67690), (20, 47383), (28, 33845), (35, 27076), (49, 19340), (70, 13538), (98, 9670), (140, 6769), (196, 4835), (245, 3868), (490, 1934), (967, 980)]