137874260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2311}}^1$

素因数の和:2496

約数の個数: 48

約数和(自身を含む): 306848640

約数和(自身を除く): 168974380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 157, 190, 314, 380, 628, 785, 1570, 2311, 2983, 3140, 4622, 5966, 9244, 11555, 11932, 14915, 23110, 29830, 43909, 46220, 59660, 87818, 175636, 219545, 362827, 439090, 725654, 878180, 1451308, 1814135, 3628270, 6893713, 7256540, 13787426, 27574852, 34468565, 68937130, 137874260]

約数ペア:

[(1, 137874260), (2, 68937130), (4, 34468565), (5, 27574852), (10, 13787426), (19, 7256540), (20, 6893713), (38, 3628270), (76, 1814135), (95, 1451308), (157, 878180), (190, 725654), (314, 439090), (380, 362827), (628, 219545), (785, 175636), (1570, 87818), (2311, 59660), (2983, 46220), (3140, 43909), (4622, 29830), (5966, 23110), (9244, 14915), (11555, 11932)]