4885520

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:539

約数の個数: 40

約数和(自身を含む): 11456856

約数和(自身を除く): 6571336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 353, 692, 706, 865, 1384, 1412, 1730, 1765, 2768, 2824, 3460, 3530, 5648, 6920, 7060, 13840, 14120, 28240, 61069, 122138, 244276, 305345, 488552, 610690, 977104, 1221380, 2442760, 4885520]

約数ペア:

[(1, 4885520), (2, 2442760), (4, 1221380), (5, 977104), (8, 610690), (10, 488552), (16, 305345), (20, 244276), (40, 122138), (80, 61069), (173, 28240), (346, 14120), (353, 13840), (692, 7060), (706, 6920), (865, 5648), (1384, 3530), (1412, 3460), (1730, 2824), (1765, 2768)]