2125680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 6990624

約数和(自身を除く): 4864944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 521, 680, 816, 1020, 1042, 1360, 1563, 2040, 2084, 2605, 3126, 4080, 4168, 5210, 6252, 7815, 8336, 8857, 10420, 12504, 15630, 17714, 20840, 25008, 26571, 31260, 35428, 41680, 44285, 53142, 62520, 70856, 88570, 106284, 125040, 132855, 141712, 177140, 212568, 265710, 354280, 425136, 531420, 708560, 1062840, 2125680]

約数ペア:

[(1, 2125680), (2, 1062840), (3, 708560), (4, 531420), (5, 425136), (6, 354280), (8, 265710), (10, 212568), (12, 177140), (15, 141712), (16, 132855), (17, 125040), (20, 106284), (24, 88570), (30, 70856), (34, 62520), (40, 53142), (48, 44285), (51, 41680), (60, 35428), (68, 31260), (80, 26571), (85, 25008), (102, 20840), (120, 17714), (136, 15630), (170, 12504), (204, 10420), (240, 8857), (255, 8336), (272, 7815), (340, 6252), (408, 5210), (510, 4168), (521, 4080), (680, 3126), (816, 2605), (1020, 2084), (1042, 2040), (1360, 1563)]