111142760

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{5659}}^1$

素因数の和:6161

約数の個数: 32

約数和(自身を含む): 250624800

約数和(自身を除く): 139482040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 5659, 9820, 11318, 19640, 22636, 28295, 45272, 56590, 113180, 226360, 2778569, 5557138, 11114276, 13892845, 22228552, 27785690, 55571380, 111142760]

約数ペア:

[(1, 111142760), (2, 55571380), (4, 27785690), (5, 22228552), (8, 13892845), (10, 11114276), (20, 5557138), (40, 2778569), (491, 226360), (982, 113180), (1964, 56590), (2455, 45272), (3928, 28295), (4910, 22636), (5659, 19640), (9820, 11318)]