13421360

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1321}}^1$

素因数の和:1461

約数の個数: 40

約数和(自身を含む): 31474176

約数和(自身を除く): 18052816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 1321, 2032, 2540, 2642, 5080, 5284, 6605, 10160, 10568, 13210, 21136, 26420, 52840, 105680, 167767, 335534, 671068, 838835, 1342136, 1677670, 2684272, 3355340, 6710680, 13421360]

約数ペア:

[(1, 13421360), (2, 6710680), (4, 3355340), (5, 2684272), (8, 1677670), (10, 1342136), (16, 838835), (20, 671068), (40, 335534), (80, 167767), (127, 105680), (254, 52840), (508, 26420), (635, 21136), (1016, 13210), (1270, 10568), (1321, 10160), (2032, 6605), (2540, 5284), (2642, 5080)]