229220680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{440809}}^1$

素因数の和:440833

約数の個数: 32

約数和(自身を含む): 555420600

約数和(自身を除く): 326199920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 440809, 881618, 1763236, 2204045, 3526472, 4408090, 5730517, 8816180, 11461034, 17632360, 22922068, 28652585, 45844136, 57305170, 114610340, 229220680]

約数ペア:

[(1, 229220680), (2, 114610340), (4, 57305170), (5, 45844136), (8, 28652585), (10, 22922068), (13, 17632360), (20, 11461034), (26, 8816180), (40, 5730517), (52, 4408090), (65, 3526472), (104, 2204045), (130, 1763236), (260, 881618), (520, 440809)]