2452520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 6652800

約数和(自身を除く): 4200280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 461, 532, 665, 760, 922, 1064, 1330, 1844, 2305, 2660, 3227, 3688, 4610, 5320, 6454, 8759, 9220, 12908, 16135, 17518, 18440, 25816, 32270, 35036, 43795, 61313, 64540, 70072, 87590, 122626, 129080, 175180, 245252, 306565, 350360, 490504, 613130, 1226260, 2452520]

約数ペア:

[(1, 2452520), (2, 1226260), (4, 613130), (5, 490504), (7, 350360), (8, 306565), (10, 245252), (14, 175180), (19, 129080), (20, 122626), (28, 87590), (35, 70072), (38, 64540), (40, 61313), (56, 43795), (70, 35036), (76, 32270), (95, 25816), (133, 18440), (140, 17518), (152, 16135), (190, 12908), (266, 9220), (280, 8759), (380, 6454), (461, 5320), (532, 4610), (665, 3688), (760, 3227), (922, 2660), (1064, 2305), (1330, 1844)]