52890280

素因数分解:

$2^3\times 5^1\times {\mathrm{1322257}}^1$

素因数の和:1322268

約数の個数: 16

約数和(自身を含む): 119003220

約数和(自身を除く): 66112940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1322257, 2644514, 5289028, 6611285, 10578056, 13222570, 26445140, 52890280]

約数ペア:

[(1, 52890280), (2, 26445140), (4, 13222570), (5, 10578056), (8, 6611285), (10, 5289028), (20, 2644514), (40, 1322257)]