5419420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8741}}^1$

素因数の和:8781

約数の個数: 24

約数和(自身を含む): 11749248

約数和(自身を除く): 6329828

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 8741, 17482, 34964, 43705, 87410, 174820, 270971, 541942, 1083884, 1354855, 2709710, 5419420]

約数ペア:

[(1, 5419420), (2, 2709710), (4, 1354855), (5, 1083884), (10, 541942), (20, 270971), (31, 174820), (62, 87410), (124, 43705), (155, 34964), (310, 17482), (620, 8741)]