2017536760

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1\times {\mathrm{1667}}^1$

素因数の和:2140

約数の個数: 64

約数和(自身を含む): 4611686400

約数和(自身を除く): 2594149640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 383, 395, 632, 766, 790, 1532, 1580, 1667, 1915, 3064, 3160, 3334, 3830, 6668, 7660, 8335, 13336, 15320, 16670, 30257, 33340, 60514, 66680, 121028, 131693, 151285, 242056, 263386, 302570, 526772, 605140, 638461, 658465, 1053544, 1210280, 1276922, 1316930, 2553844, 2633860, 3192305, 5107688, 5267720, 6384610, 12769220, 25538440, 50438419, 100876838, 201753676, 252192095, 403507352, 504384190, 1008768380, 2017536760]

約数ペア:

[(1, 2017536760), (2, 1008768380), (4, 504384190), (5, 403507352), (8, 252192095), (10, 201753676), (20, 100876838), (40, 50438419), (79, 25538440), (158, 12769220), (316, 6384610), (383, 5267720), (395, 5107688), (632, 3192305), (766, 2633860), (790, 2553844), (1532, 1316930), (1580, 1276922), (1667, 1210280), (1915, 1053544), (3064, 658465), (3160, 638461), (3334, 605140), (3830, 526772), (6668, 302570), (7660, 263386), (8335, 242056), (13336, 151285), (15320, 131693), (16670, 121028), (30257, 66680), (33340, 60514)]