214934120

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{20431}}^1$

素因数の和:20705

約数の個数: 32

約数和(自身を含む): 485464320

約数和(自身を除く): 270530200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 5260, 10520, 20431, 40862, 81724, 102155, 163448, 204310, 408620, 817240, 5373353, 10746706, 21493412, 26866765, 42986824, 53733530, 107467060, 214934120]

約数ペア:

[(1, 214934120), (2, 107467060), (4, 53733530), (5, 42986824), (8, 26866765), (10, 21493412), (20, 10746706), (40, 5373353), (263, 817240), (526, 408620), (1052, 204310), (1315, 163448), (2104, 102155), (2630, 81724), (5260, 40862), (10520, 20431)]