420650

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:238

約数の個数: 24

約数和(自身を含む): 803520

約数和(自身を除く): 382870

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 179, 235, 358, 470, 895, 1175, 1790, 2350, 4475, 8413, 8950, 16826, 42065, 84130, 210325, 420650]

約数ペア:

[(1, 420650), (2, 210325), (5, 84130), (10, 42065), (25, 16826), (47, 8950), (50, 8413), (94, 4475), (179, 2350), (235, 1790), (358, 1175), (470, 895)]