13308348520

素因数分解:

$2^3\times 5^1\times {\mathrm{743}}^1\times {\mathrm{447791}}^1$

素因数の和:448545

約数の個数: 32

約数和(自身を含む): 29984152320

約数和(自身を除く): 16675803800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 743, 1486, 2972, 3715, 5944, 7430, 14860, 29720, 447791, 895582, 1791164, 2238955, 3582328, 4477910, 8955820, 17911640, 332708713, 665417426, 1330834852, 1663543565, 2661669704, 3327087130, 6654174260, 13308348520]

約数ペア:

[(1, 13308348520), (2, 6654174260), (4, 3327087130), (5, 2661669704), (8, 1663543565), (10, 1330834852), (20, 665417426), (40, 332708713), (743, 17911640), (1486, 8955820), (2972, 4477910), (3715, 3582328), (5944, 2238955), (7430, 1791164), (14860, 895582), (29720, 447791)]