1356680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2609}}^1$

素因数の和:2633

約数の個数: 32

約数和(自身を含む): 3288600

約数和(自身を除く): 1931920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2609, 5218, 10436, 13045, 20872, 26090, 33917, 52180, 67834, 104360, 135668, 169585, 271336, 339170, 678340, 1356680]

約数ペア:

[(1, 1356680), (2, 678340), (4, 339170), (5, 271336), (8, 169585), (10, 135668), (13, 104360), (20, 67834), (26, 52180), (40, 33917), (52, 26090), (65, 20872), (104, 13045), (130, 10436), (260, 5218), (520, 2609)]