2642480

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 80

約数和(自身を含む): 6829920

約数和(自身を除く): 4187440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 67, 68, 80, 85, 116, 134, 136, 145, 170, 232, 268, 272, 290, 335, 340, 464, 493, 536, 580, 670, 680, 986, 1072, 1139, 1160, 1340, 1360, 1943, 1972, 2278, 2320, 2465, 2680, 3886, 3944, 4556, 4930, 5360, 5695, 7772, 7888, 9112, 9715, 9860, 11390, 15544, 18224, 19430, 19720, 22780, 31088, 33031, 38860, 39440, 45560, 66062, 77720, 91120, 132124, 155440, 165155, 264248, 330310, 528496, 660620, 1321240, 2642480]

約数ペア:

[(1, 2642480), (2, 1321240), (4, 660620), (5, 528496), (8, 330310), (10, 264248), (16, 165155), (17, 155440), (20, 132124), (29, 91120), (34, 77720), (40, 66062), (58, 45560), (67, 39440), (68, 38860), (80, 33031), (85, 31088), (116, 22780), (134, 19720), (136, 19430), (145, 18224), (170, 15544), (232, 11390), (268, 9860), (272, 9715), (290, 9112), (335, 7888), (340, 7772), (464, 5695), (493, 5360), (536, 4930), (580, 4556), (670, 3944), (680, 3886), (986, 2680), (1072, 2465), (1139, 2320), (1160, 2278), (1340, 1972), (1360, 1943)]