2885860040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{21517}}^1$

素因数の和:22014

約数の個数: 64

約数和(自身を含む): 7436620800

約数和(自身を除く): 4550760760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 479, 958, 1916, 2395, 3353, 3832, 4790, 6706, 9580, 13412, 16765, 19160, 21517, 26824, 33530, 43034, 67060, 86068, 107585, 134120, 150619, 172136, 215170, 301238, 430340, 602476, 753095, 860680, 1204952, 1506190, 3012380, 6024760, 10306643, 20613286, 41226572, 51533215, 72146501, 82453144, 103066430, 144293002, 206132860, 288586004, 360732505, 412265720, 577172008, 721465010, 1442930020, 2885860040]

約数ペア:

[(1, 2885860040), (2, 1442930020), (4, 721465010), (5, 577172008), (7, 412265720), (8, 360732505), (10, 288586004), (14, 206132860), (20, 144293002), (28, 103066430), (35, 82453144), (40, 72146501), (56, 51533215), (70, 41226572), (140, 20613286), (280, 10306643), (479, 6024760), (958, 3012380), (1916, 1506190), (2395, 1204952), (3353, 860680), (3832, 753095), (4790, 602476), (6706, 430340), (9580, 301238), (13412, 215170), (16765, 172136), (19160, 150619), (21517, 134120), (26824, 107585), (33530, 86068), (43034, 67060)]