2021202040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1151}}^1$

素因数の和:1493

約数の個数: 128

約数和(自身を含む): 5364817920

約数和(自身を除く): 3343615880

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 307, 440, 520, 572, 614, 715, 1144, 1151, 1228, 1430, 1535, 2302, 2456, 2860, 3070, 3377, 3991, 4604, 5720, 5755, 6140, 6754, 7982, 9208, 11510, 12280, 12661, 13508, 14963, 15964, 16885, 19955, 23020, 25322, 27016, 29926, 31928, 33770, 39910, 43901, 46040, 50644, 59852, 63305, 67540, 74815, 79820, 87802, 101288, 119704, 126610, 135080, 149630, 159640, 164593, 175604, 219505, 253220, 299260, 329186, 351208, 353357, 439010, 506440, 598520, 658372, 706714, 822965, 878020, 1316744, 1413428, 1645930, 1756040, 1766785, 2826856, 3291860, 3533570, 3886927, 4593641, 6583720, 7067140, 7773854, 9187282, 14134280, 15547708, 18374564, 19434635, 22968205, 31095416, 36749128, 38869270, 45936410, 50530051, 77738540, 91872820, 101060102, 155477080, 183745640, 202120204, 252650255, 404240408, 505300510, 1010601020, 2021202040]

約数ペア:

[(1, 2021202040), (2, 1010601020), (4, 505300510), (5, 404240408), (8, 252650255), (10, 202120204), (11, 183745640), (13, 155477080), (20, 101060102), (22, 91872820), (26, 77738540), (40, 50530051), (44, 45936410), (52, 38869270), (55, 36749128), (65, 31095416), (88, 22968205), (104, 19434635), (110, 18374564), (130, 15547708), (143, 14134280), (220, 9187282), (260, 7773854), (286, 7067140), (307, 6583720), (440, 4593641), (520, 3886927), (572, 3533570), (614, 3291860), (715, 2826856), (1144, 1766785), (1151, 1756040), (1228, 1645930), (1430, 1413428), (1535, 1316744), (2302, 878020), (2456, 822965), (2860, 706714), (3070, 658372), (3377, 598520), (3991, 506440), (4604, 439010), (5720, 353357), (5755, 351208), (6140, 329186), (6754, 299260), (7982, 253220), (9208, 219505), (11510, 175604), (12280, 164593), (12661, 159640), (13508, 149630), (14963, 135080), (15964, 126610), (16885, 119704), (19955, 101288), (23020, 87802), (25322, 79820), (27016, 74815), (29926, 67540), (31928, 63305), (33770, 59852), (39910, 50644), (43901, 46040)]