30676240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{54779}}^1$

素因数の和:54799

約数の個数: 40

約数和(自身を含む): 81512640

約数和(自身を除く): 50836400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 54779, 109558, 219116, 273895, 383453, 438232, 547790, 766906, 876464, 1095580, 1533812, 1917265, 2191160, 3067624, 3834530, 4382320, 6135248, 7669060, 15338120, 30676240]

約数ペア:

[(1, 30676240), (2, 15338120), (4, 7669060), (5, 6135248), (7, 4382320), (8, 3834530), (10, 3067624), (14, 2191160), (16, 1917265), (20, 1533812), (28, 1095580), (35, 876464), (40, 766906), (56, 547790), (70, 438232), (80, 383453), (112, 273895), (140, 219116), (280, 109558), (560, 54779)]