8423870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9257}}^1$

素因数の和:9284

約数の個数: 32

約数和(自身を含む): 18664128

約数和(自身を除く): 10240258

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 9257, 18514, 46285, 64799, 92570, 120341, 129598, 240682, 323995, 601705, 647990, 842387, 1203410, 1684774, 4211935, 8423870]

約数ペア:

[(1, 8423870), (2, 4211935), (5, 1684774), (7, 1203410), (10, 842387), (13, 647990), (14, 601705), (26, 323995), (35, 240682), (65, 129598), (70, 120341), (91, 92570), (130, 64799), (182, 46285), (455, 18514), (910, 9257)]