1520221264

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{166399}}^1$

素因数の和:166978

約数の個数: 20

約数和(自身を含む): 2950604800

約数和(自身を除く): 1430383536

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 4568, 9136, 166399, 332798, 665596, 1331192, 2662384, 95013829, 190027658, 380055316, 760110632, 1520221264]

約数ペア:

[(1, 1520221264), (2, 760110632), (4, 380055316), (8, 190027658), (16, 95013829), (571, 2662384), (1142, 1331192), (2284, 665596), (4568, 332798), (9136, 166399)]