12239247640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9870361}}^1$

素因数の和:9870403

約数の個数: 32

約数和(自身を含む): 28426642560

約数和(自身を除く): 16187394920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 9870361, 19740722, 39481444, 49351805, 78962888, 98703610, 197407220, 305981191, 394814440, 611962382, 1223924764, 1529905955, 2447849528, 3059811910, 6119623820, 12239247640]

約数ペア:

[(1, 12239247640), (2, 6119623820), (4, 3059811910), (5, 2447849528), (8, 1529905955), (10, 1223924764), (20, 611962382), (31, 394814440), (40, 305981191), (62, 197407220), (124, 98703610), (155, 78962888), (248, 49351805), (310, 39481444), (620, 19740722), (1240, 9870361)]