104400140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401539}}^1$

素因数の和:401561

約数の個数: 24

約数和(自身を含む): 236105520

約数和(自身を除く): 131705380

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 401539, 803078, 1606156, 2007695, 4015390, 5220007, 8030780, 10440014, 20880028, 26100035, 52200070, 104400140]

約数ペア:

[(1, 104400140), (2, 52200070), (4, 26100035), (5, 20880028), (10, 10440014), (13, 8030780), (20, 5220007), (26, 4015390), (52, 2007695), (65, 1606156), (130, 803078), (260, 401539)]