111145640

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{21211}}^1$

素因数の和:21353

約数の個数: 32

約数和(自身を含む): 251998560

約数和(自身を除く): 140852920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 21211, 42422, 84844, 106055, 169688, 212110, 424220, 848440, 2778641, 5557282, 11114564, 13893205, 22229128, 27786410, 55572820, 111145640]

約数ペア:

[(1, 111145640), (2, 55572820), (4, 27786410), (5, 22229128), (8, 13893205), (10, 11114564), (20, 5557282), (40, 2778641), (131, 848440), (262, 424220), (524, 212110), (655, 169688), (1048, 106055), (1310, 84844), (2620, 42422), (5240, 21211)]