855830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^2$

素因数の和:152

約数の個数: 24

約数和(自身を含む): 1634256

約数和(自身を除く): 778426

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 230, 305, 610, 1403, 2806, 3721, 7015, 7442, 14030, 18605, 37210, 85583, 171166, 427915, 855830]

約数ペア:

[(1, 855830), (2, 427915), (5, 171166), (10, 85583), (23, 37210), (46, 18605), (61, 14030), (115, 7442), (122, 7015), (230, 3721), (305, 2806), (610, 1403)]