2789540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10729}}^1$

素因数の和:10751

約数の個数: 24

約数和(自身を含む): 6309240

約数和(自身を除く): 3519700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 10729, 21458, 42916, 53645, 107290, 139477, 214580, 278954, 557908, 697385, 1394770, 2789540]

約数ペア:

[(1, 2789540), (2, 1394770), (4, 697385), (5, 557908), (10, 278954), (13, 214580), (20, 139477), (26, 107290), (52, 53645), (65, 42916), (130, 21458), (260, 10729)]