2689969480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{877}}^1\times {\mathrm{6971}}^1$

素因数の和:7870

約数の個数: 64

約数和(自身を含む): 6611129280

約数和(自身を除く): 3921159800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 877, 1754, 3508, 4385, 6971, 7016, 8770, 9647, 13942, 17540, 19294, 27884, 34855, 35080, 38588, 48235, 55768, 69710, 76681, 77176, 96470, 139420, 153362, 192940, 278840, 306724, 383405, 385880, 613448, 766810, 1533620, 3067240, 6113567, 12227134, 24454268, 30567835, 48908536, 61135670, 67249237, 122271340, 134498474, 244542680, 268996948, 336246185, 537993896, 672492370, 1344984740, 2689969480]

約数ペア:

[(1, 2689969480), (2, 1344984740), (4, 672492370), (5, 537993896), (8, 336246185), (10, 268996948), (11, 244542680), (20, 134498474), (22, 122271340), (40, 67249237), (44, 61135670), (55, 48908536), (88, 30567835), (110, 24454268), (220, 12227134), (440, 6113567), (877, 3067240), (1754, 1533620), (3508, 766810), (4385, 613448), (6971, 385880), (7016, 383405), (8770, 306724), (9647, 278840), (13942, 192940), (17540, 153362), (19294, 139420), (27884, 96470), (34855, 77176), (35080, 76681), (38588, 69710), (48235, 55768)]