1885543780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1987}}^1\times {\mathrm{2791}}^1$

素因数の和:4804

約数の個数: 48

約数和(自身を含む): 4196174976

約数和(自身を除く): 2310631196

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1987, 2791, 3974, 5582, 7948, 9935, 11164, 13955, 19870, 27910, 33779, 39740, 47447, 55820, 67558, 94894, 135116, 168895, 189788, 237235, 337790, 474470, 675580, 948940, 5545717, 11091434, 22182868, 27728585, 55457170, 94277189, 110914340, 188554378, 377108756, 471385945, 942771890, 1885543780]

約数ペア:

[(1, 1885543780), (2, 942771890), (4, 471385945), (5, 377108756), (10, 188554378), (17, 110914340), (20, 94277189), (34, 55457170), (68, 27728585), (85, 22182868), (170, 11091434), (340, 5545717), (1987, 948940), (2791, 675580), (3974, 474470), (5582, 337790), (7948, 237235), (9935, 189788), (11164, 168895), (13955, 135116), (19870, 94894), (27910, 67558), (33779, 55820), (39740, 47447)]