28465360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4621}}^1$

素因数の和:4652

約数の個数: 80

約数和(自身を含む): 82530432

約数和(自身を除く): 54065072

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 4621, 6160, 9242, 18484, 23105, 32347, 36968, 46210, 50831, 64694, 73936, 92420, 101662, 129388, 161735, 184840, 203324, 254155, 258776, 323470, 355817, 369680, 406648, 508310, 517552, 646940, 711634, 813296, 1016620, 1293880, 1423268, 1779085, 2033240, 2587760, 2846536, 3558170, 4066480, 5693072, 7116340, 14232680, 28465360]

約数ペア:

[(1, 28465360), (2, 14232680), (4, 7116340), (5, 5693072), (7, 4066480), (8, 3558170), (10, 2846536), (11, 2587760), (14, 2033240), (16, 1779085), (20, 1423268), (22, 1293880), (28, 1016620), (35, 813296), (40, 711634), (44, 646940), (55, 517552), (56, 508310), (70, 406648), (77, 369680), (80, 355817), (88, 323470), (110, 258776), (112, 254155), (140, 203324), (154, 184840), (176, 161735), (220, 129388), (280, 101662), (308, 92420), (385, 73936), (440, 64694), (560, 50831), (616, 46210), (770, 36968), (880, 32347), (1232, 23105), (1540, 18484), (3080, 9242), (4621, 6160)]