13237960

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1913}}^1$

素因数の和:2097

約数の個数: 32

約数和(自身を含む): 29973240

約数和(自身を除く): 16735280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 1913, 3460, 3826, 6920, 7652, 9565, 15304, 19130, 38260, 76520, 330949, 661898, 1323796, 1654745, 2647592, 3309490, 6618980, 13237960]

約数ペア:

[(1, 13237960), (2, 6618980), (4, 3309490), (5, 2647592), (8, 1654745), (10, 1323796), (20, 661898), (40, 330949), (173, 76520), (346, 38260), (692, 19130), (865, 15304), (1384, 9565), (1730, 7652), (1913, 6920), (3460, 3826)]