7293880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{137}}^1$

素因数の和:181

約数の個数: 64

約数和(自身を含む): 18182880

約数和(自身を除く): 10889000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 137, 220, 242, 274, 440, 484, 548, 605, 685, 968, 1096, 1210, 1331, 1370, 1507, 2420, 2662, 2740, 3014, 4840, 5324, 5480, 6028, 6655, 7535, 10648, 12056, 13310, 15070, 16577, 26620, 30140, 33154, 53240, 60280, 66308, 82885, 132616, 165770, 182347, 331540, 364694, 663080, 729388, 911735, 1458776, 1823470, 3646940, 7293880]

約数ペア:

[(1, 7293880), (2, 3646940), (4, 1823470), (5, 1458776), (8, 911735), (10, 729388), (11, 663080), (20, 364694), (22, 331540), (40, 182347), (44, 165770), (55, 132616), (88, 82885), (110, 66308), (121, 60280), (137, 53240), (220, 33154), (242, 30140), (274, 26620), (440, 16577), (484, 15070), (548, 13310), (605, 12056), (685, 10648), (968, 7535), (1096, 6655), (1210, 6028), (1331, 5480), (1370, 5324), (1507, 4840), (2420, 3014), (2662, 2740)]