2681920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1$

素因数の和:80

約数の個数: 84

約数和(自身を含む): 7018020

約数和(自身を除く): 4336100

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 32, 34, 40, 58, 64, 68, 80, 85, 116, 136, 145, 160, 170, 232, 272, 289, 290, 320, 340, 464, 493, 544, 578, 580, 680, 928, 986, 1088, 1156, 1160, 1360, 1445, 1856, 1972, 2312, 2320, 2465, 2720, 2890, 3944, 4624, 4640, 4930, 5440, 5780, 7888, 8381, 9248, 9280, 9860, 11560, 15776, 16762, 18496, 19720, 23120, 31552, 33524, 39440, 41905, 46240, 67048, 78880, 83810, 92480, 134096, 157760, 167620, 268192, 335240, 536384, 670480, 1340960, 2681920]

約数ペア:

[(1, 2681920), (2, 1340960), (4, 670480), (5, 536384), (8, 335240), (10, 268192), (16, 167620), (17, 157760), (20, 134096), (29, 92480), (32, 83810), (34, 78880), (40, 67048), (58, 46240), (64, 41905), (68, 39440), (80, 33524), (85, 31552), (116, 23120), (136, 19720), (145, 18496), (160, 16762), (170, 15776), (232, 11560), (272, 9860), (289, 9280), (290, 9248), (320, 8381), (340, 7888), (464, 5780), (493, 5440), (544, 4930), (578, 4640), (580, 4624), (680, 3944), (928, 2890), (986, 2720), (1088, 2465), (1156, 2320), (1160, 2312), (1360, 1972), (1445, 1856)]