16427740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{16763}}^1$

素因数の和:16786

約数の個数: 36

約数和(自身を含む): 40133016

約数和(自身を除く): 23705276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 16763, 33526, 67052, 83815, 117341, 167630, 234682, 335260, 469364, 586705, 821387, 1173410, 1642774, 2346820, 3285548, 4106935, 8213870, 16427740]

約数ペア:

[(1, 16427740), (2, 8213870), (4, 4106935), (5, 3285548), (7, 2346820), (10, 1642774), (14, 1173410), (20, 821387), (28, 586705), (35, 469364), (49, 335260), (70, 234682), (98, 167630), (140, 117341), (196, 83815), (245, 67052), (490, 33526), (980, 16763)]