27519560

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2677}}^1$

素因数の和:2945

約数の個数: 32

約数和(自身を含む): 62183160

約数和(自身を除く): 34663600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 2677, 5140, 5354, 10280, 10708, 13385, 21416, 26770, 53540, 107080, 687989, 1375978, 2751956, 3439945, 5503912, 6879890, 13759780, 27519560]

約数ペア:

[(1, 27519560), (2, 13759780), (4, 6879890), (5, 5503912), (8, 3439945), (10, 2751956), (20, 1375978), (40, 687989), (257, 107080), (514, 53540), (1028, 26770), (1285, 21416), (2056, 13385), (2570, 10708), (2677, 10280), (5140, 5354)]