289745830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{4729}}^1$

素因数の和:5304

約数の個数: 32

約数和(自身を含む): 570097440

約数和(自身を除く): 280351610

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 557, 1114, 2785, 4729, 5570, 6127, 9458, 12254, 23645, 30635, 47290, 52019, 61270, 104038, 260095, 520190, 2634053, 5268106, 13170265, 26340530, 28974583, 57949166, 144872915, 289745830]

約数ペア:

[(1, 289745830), (2, 144872915), (5, 57949166), (10, 28974583), (11, 26340530), (22, 13170265), (55, 5268106), (110, 2634053), (557, 520190), (1114, 260095), (2785, 104038), (4729, 61270), (5570, 52019), (6127, 47290), (9458, 30635), (12254, 23645)]