1226260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 3104640

約数和(自身を除く): 1878380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 461, 532, 665, 922, 1330, 1844, 2305, 2660, 3227, 4610, 6454, 8759, 9220, 12908, 16135, 17518, 32270, 35036, 43795, 61313, 64540, 87590, 122626, 175180, 245252, 306565, 613130, 1226260]

約数ペア:

[(1, 1226260), (2, 613130), (4, 306565), (5, 245252), (7, 175180), (10, 122626), (14, 87590), (19, 64540), (20, 61313), (28, 43795), (35, 35036), (38, 32270), (70, 17518), (76, 16135), (95, 12908), (133, 9220), (140, 8759), (190, 6454), (266, 4610), (380, 3227), (461, 2660), (532, 2305), (665, 1844), (922, 1330)]