28549980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{158611}}^1$

素因数の和:158626

約数の個数: 36

約数和(自身を含む): 86602152

約数和(自身を除く): 58052172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 158611, 317222, 475833, 634444, 793055, 951666, 1427499, 1586110, 1903332, 2379165, 2854998, 3172220, 4758330, 5709996, 7137495, 9516660, 14274990, 28549980]

約数ペア:

[(1, 28549980), (2, 14274990), (3, 9516660), (4, 7137495), (5, 5709996), (6, 4758330), (9, 3172220), (10, 2854998), (12, 2379165), (15, 1903332), (18, 1586110), (20, 1427499), (30, 951666), (36, 793055), (45, 634444), (60, 475833), (90, 317222), (180, 158611)]