28828890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{733}}^1$

素因数の和:788

約数の個数: 96

約数和(自身を含む): 82442880

約数和(自身を除く): 53613990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 30, 38, 45, 46, 57, 69, 90, 95, 114, 115, 138, 171, 190, 207, 230, 285, 342, 345, 414, 437, 570, 690, 733, 855, 874, 1035, 1311, 1466, 1710, 2070, 2185, 2199, 2622, 3665, 3933, 4370, 4398, 6555, 6597, 7330, 7866, 10995, 13110, 13194, 13927, 16859, 19665, 21990, 27854, 32985, 33718, 39330, 41781, 50577, 65970, 69635, 83562, 84295, 101154, 125343, 139270, 151731, 168590, 208905, 250686, 252885, 303462, 320321, 417810, 505770, 626715, 640642, 758655, 960963, 1253430, 1517310, 1601605, 1921926, 2882889, 3203210, 4804815, 5765778, 9609630, 14414445, 28828890]

約数ペア:

[(1, 28828890), (2, 14414445), (3, 9609630), (5, 5765778), (6, 4804815), (9, 3203210), (10, 2882889), (15, 1921926), (18, 1601605), (19, 1517310), (23, 1253430), (30, 960963), (38, 758655), (45, 640642), (46, 626715), (57, 505770), (69, 417810), (90, 320321), (95, 303462), (114, 252885), (115, 250686), (138, 208905), (171, 168590), (190, 151731), (207, 139270), (230, 125343), (285, 101154), (342, 84295), (345, 83562), (414, 69635), (437, 65970), (570, 50577), (690, 41781), (733, 39330), (855, 33718), (874, 32985), (1035, 27854), (1311, 21990), (1466, 19665), (1710, 16859), (2070, 13927), (2185, 13194), (2199, 13110), (2622, 10995), (3665, 7866), (3933, 7330), (4370, 6597), (4398, 6555)]