56974280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4177}}^1$

素因数の和:4230

約数の個数: 64

約数和(自身を含む): 144391680

約数和(自身を除く): 87417400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 4177, 6820, 8354, 13640, 16708, 20885, 33416, 41770, 45947, 83540, 91894, 129487, 167080, 183788, 229735, 258974, 367576, 459470, 517948, 647435, 918940, 1035896, 1294870, 1424357, 1837880, 2589740, 2848714, 5179480, 5697428, 7121785, 11394856, 14243570, 28487140, 56974280]

約数ペア:

[(1, 56974280), (2, 28487140), (4, 14243570), (5, 11394856), (8, 7121785), (10, 5697428), (11, 5179480), (20, 2848714), (22, 2589740), (31, 1837880), (40, 1424357), (44, 1294870), (55, 1035896), (62, 918940), (88, 647435), (110, 517948), (124, 459470), (155, 367576), (220, 258974), (248, 229735), (310, 183788), (341, 167080), (440, 129487), (620, 91894), (682, 83540), (1240, 45947), (1364, 41770), (1705, 33416), (2728, 20885), (3410, 16708), (4177, 13640), (6820, 8354)]