194610980

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{74279}}^1$

素因数の和:74419

約数の個数: 24

約数和(自身を含む): 411808320

約数和(自身を除く): 217197340

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 74279, 148558, 297116, 371395, 742790, 1485580, 9730549, 19461098, 38922196, 48652745, 97305490, 194610980]

約数ペア:

[(1, 194610980), (2, 97305490), (4, 48652745), (5, 38922196), (10, 19461098), (20, 9730549), (131, 1485580), (262, 742790), (524, 371395), (655, 297116), (1310, 148558), (2620, 74279)]