10740920

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1021}}^1$

素因数の和:1295

約数の個数: 32

約数和(自身を含む): 24282720

約数和(自身を除く): 13541800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1021, 1052, 1315, 2042, 2104, 2630, 4084, 5105, 5260, 8168, 10210, 10520, 20420, 40840, 268523, 537046, 1074092, 1342615, 2148184, 2685230, 5370460, 10740920]

約数ペア:

[(1, 10740920), (2, 5370460), (4, 2685230), (5, 2148184), (8, 1342615), (10, 1074092), (20, 537046), (40, 268523), (263, 40840), (526, 20420), (1021, 10520), (1052, 10210), (1315, 8168), (2042, 5260), (2104, 5105), (2630, 4084)]