2020781620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{9679}}^1$

素因数の和:9785

約数の個数: 96

約数和(自身を含む): 5054353920

約数和(自身を除く): 3033572300

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 73, 110, 130, 143, 146, 220, 260, 286, 292, 365, 572, 715, 730, 803, 949, 1430, 1460, 1606, 1898, 2860, 3212, 3796, 4015, 4745, 8030, 9490, 9679, 10439, 16060, 18980, 19358, 20878, 38716, 41756, 48395, 52195, 96790, 104390, 106469, 125827, 193580, 208780, 212938, 251654, 425876, 503308, 532345, 629135, 706567, 1064690, 1258270, 1384097, 1413134, 2129380, 2516540, 2768194, 2826268, 3532835, 5536388, 6920485, 7065670, 7772237, 9185371, 13840970, 14131340, 15544474, 18370742, 27681940, 31088948, 36741484, 38861185, 45926855, 77722370, 91853710, 101039081, 155444740, 183707420, 202078162, 404156324, 505195405, 1010390810, 2020781620]

約数ペア:

[(1, 2020781620), (2, 1010390810), (4, 505195405), (5, 404156324), (10, 202078162), (11, 183707420), (13, 155444740), (20, 101039081), (22, 91853710), (26, 77722370), (44, 45926855), (52, 38861185), (55, 36741484), (65, 31088948), (73, 27681940), (110, 18370742), (130, 15544474), (143, 14131340), (146, 13840970), (220, 9185371), (260, 7772237), (286, 7065670), (292, 6920485), (365, 5536388), (572, 3532835), (715, 2826268), (730, 2768194), (803, 2516540), (949, 2129380), (1430, 1413134), (1460, 1384097), (1606, 1258270), (1898, 1064690), (2860, 706567), (3212, 629135), (3796, 532345), (4015, 503308), (4745, 425876), (8030, 251654), (9490, 212938), (9679, 208780), (10439, 193580), (16060, 125827), (18980, 106469), (19358, 104390), (20878, 96790), (38716, 52195), (41756, 48395)]