2051250760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1109}}^1\times {\mathrm{3557}}^1$

素因数の和:4690

約数の個数: 64

約数和(自身を含む): 4976218800

約数和(自身を除く): 2924968040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1109, 2218, 3557, 4436, 5545, 7114, 8872, 11090, 14228, 14417, 17785, 22180, 28456, 28834, 35570, 44360, 46241, 57668, 71140, 72085, 92482, 115336, 142280, 144170, 184964, 231205, 288340, 369928, 462410, 576680, 924820, 1849640, 3944713, 7889426, 15778852, 19723565, 31557704, 39447130, 51281269, 78894260, 102562538, 157788520, 205125076, 256406345, 410250152, 512812690, 1025625380, 2051250760]

約数ペア:

[(1, 2051250760), (2, 1025625380), (4, 512812690), (5, 410250152), (8, 256406345), (10, 205125076), (13, 157788520), (20, 102562538), (26, 78894260), (40, 51281269), (52, 39447130), (65, 31557704), (104, 19723565), (130, 15778852), (260, 7889426), (520, 3944713), (1109, 1849640), (2218, 924820), (3557, 576680), (4436, 462410), (5545, 369928), (7114, 288340), (8872, 231205), (11090, 184964), (14228, 144170), (14417, 142280), (17785, 115336), (22180, 92482), (28456, 72085), (28834, 71140), (35570, 57668), (44360, 46241)]