6390280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12289}}^1$

素因数の和:12313

約数の個数: 32

約数和(自身を含む): 15485400

約数和(自身を除く): 9095120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 12289, 24578, 49156, 61445, 98312, 122890, 159757, 245780, 319514, 491560, 639028, 798785, 1278056, 1597570, 3195140, 6390280]

約数ペア:

[(1, 6390280), (2, 3195140), (4, 1597570), (5, 1278056), (8, 798785), (10, 639028), (13, 491560), (20, 319514), (26, 245780), (40, 159757), (52, 122890), (65, 98312), (104, 61445), (130, 49156), (260, 24578), (520, 12289)]