28110840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3209}}^1$

素因数の和:3296

約数の個数: 64

約数和(自身を含む): 85514400

約数和(自身を除く): 57403560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2920, 3209, 4380, 6418, 8760, 9627, 12836, 16045, 19254, 25672, 32090, 38508, 48135, 64180, 77016, 96270, 128360, 192540, 234257, 385080, 468514, 702771, 937028, 1171285, 1405542, 1874056, 2342570, 2811084, 3513855, 4685140, 5622168, 7027710, 9370280, 14055420, 28110840]

約数ペア:

[(1, 28110840), (2, 14055420), (3, 9370280), (4, 7027710), (5, 5622168), (6, 4685140), (8, 3513855), (10, 2811084), (12, 2342570), (15, 1874056), (20, 1405542), (24, 1171285), (30, 937028), (40, 702771), (60, 468514), (73, 385080), (120, 234257), (146, 192540), (219, 128360), (292, 96270), (365, 77016), (438, 64180), (584, 48135), (730, 38508), (876, 32090), (1095, 25672), (1460, 19254), (1752, 16045), (2190, 12836), (2920, 9627), (3209, 8760), (4380, 6418)]