26955760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{25919}}^1$

素因数の和:25945

約数の個数: 40

約数和(自身を含む): 67495680

約数和(自身を除く): 40539920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 25919, 51838, 103676, 129595, 207352, 259190, 336947, 414704, 518380, 673894, 1036760, 1347788, 1684735, 2073520, 2695576, 3369470, 5391152, 6738940, 13477880, 26955760]

約数ペア:

[(1, 26955760), (2, 13477880), (4, 6738940), (5, 5391152), (8, 3369470), (10, 2695576), (13, 2073520), (16, 1684735), (20, 1347788), (26, 1036760), (40, 673894), (52, 518380), (65, 414704), (80, 336947), (104, 259190), (130, 207352), (208, 129595), (260, 103676), (520, 51838), (1040, 25919)]