2612120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 7084800

約数和(自身を除く): 4472680

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, 491, 532, 665, 760, 982, 1064, 1330, 1964, 2455, 2660, 3437, 3928, 4910, 5320, 6874, 9329, 9820, 13748, 17185, 18658, 19640, 27496, 34370, 37316, 46645, 65303, 68740, 74632, 93290, 130606, 137480, 186580, 261212, 326515, 373160, 522424, 653030, 1306060, 2612120]

約数ペア:

[(1, 2612120), (2, 1306060), (4, 653030), (5, 522424), (7, 373160), (8, 326515), (10, 261212), (14, 186580), (19, 137480), (20, 130606), (28, 93290), (35, 74632), (38, 68740), (40, 65303), (56, 46645), (70, 37316), (76, 34370), (95, 27496), (133, 19640), (140, 18658), (152, 17185), (190, 13748), (266, 9820), (280, 9329), (380, 6874), (491, 5320), (532, 4910), (665, 3928), (760, 3437), (982, 2660), (1064, 2455), (1330, 1964)]