20106702440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{5743}}^1$

素因数の和:5947

約数の個数: 128

約数和(自身を含む): 50496652800

約数和(自身を除く): 30389950360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 109, 110, 146, 218, 220, 292, 365, 436, 440, 545, 584, 730, 803, 872, 1090, 1199, 1460, 1606, 2180, 2398, 2920, 3212, 4015, 4360, 4796, 5743, 5995, 6424, 7957, 8030, 9592, 11486, 11990, 15914, 16060, 22972, 23980, 28715, 31828, 32120, 39785, 45944, 47960, 57430, 63173, 63656, 79570, 87527, 114860, 126346, 159140, 175054, 229720, 252692, 315865, 318280, 350108, 419239, 437635, 505384, 625987, 631730, 700216, 838478, 875270, 1251974, 1263460, 1676956, 1750540, 2096195, 2503948, 2526920, 3129935, 3353912, 3501080, 4192390, 4611629, 5007896, 6259870, 6885857, 8384780, 9223258, 12519740, 13771714, 16769560, 18446516, 23058145, 25039480, 27543428, 34429285, 36893032, 45697051, 46116290, 55086856, 68858570, 91394102, 92232580, 137717140, 182788204, 184465160, 228485255, 275434280, 365576408, 456970510, 502667561, 913941020, 1005335122, 1827882040, 2010670244, 2513337805, 4021340488, 5026675610, 10053351220, 20106702440]

約数ペア:

[(1, 20106702440), (2, 10053351220), (4, 5026675610), (5, 4021340488), (8, 2513337805), (10, 2010670244), (11, 1827882040), (20, 1005335122), (22, 913941020), (40, 502667561), (44, 456970510), (55, 365576408), (73, 275434280), (88, 228485255), (109, 184465160), (110, 182788204), (146, 137717140), (218, 92232580), (220, 91394102), (292, 68858570), (365, 55086856), (436, 46116290), (440, 45697051), (545, 36893032), (584, 34429285), (730, 27543428), (803, 25039480), (872, 23058145), (1090, 18446516), (1199, 16769560), (1460, 13771714), (1606, 12519740), (2180, 9223258), (2398, 8384780), (2920, 6885857), (3212, 6259870), (4015, 5007896), (4360, 4611629), (4796, 4192390), (5743, 3501080), (5995, 3353912), (6424, 3129935), (7957, 2526920), (8030, 2503948), (9592, 2096195), (11486, 1750540), (11990, 1676956), (15914, 1263460), (16060, 1251974), (22972, 875270), (23980, 838478), (28715, 700216), (31828, 631730), (32120, 625987), (39785, 505384), (45944, 437635), (47960, 419239), (57430, 350108), (63173, 318280), (63656, 315865), (79570, 252692), (87527, 229720), (114860, 175054), (126346, 159140)]