20512134940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1667}}^1\times {\mathrm{55931}}^1$

素因数の和:57618

約数の個数: 48

約数和(自身を含む): 47020466304

約数和(自身を除く): 26508331364

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1667, 3334, 6668, 8335, 16670, 18337, 33340, 36674, 55931, 73348, 91685, 111862, 183370, 223724, 279655, 366740, 559310, 615241, 1118620, 1230482, 2460964, 3076205, 6152410, 12304820, 93236977, 186473954, 372947908, 466184885, 932369770, 1025606747, 1864739540, 2051213494, 4102426988, 5128033735, 10256067470, 20512134940]

約数ペア:

[(1, 20512134940), (2, 10256067470), (4, 5128033735), (5, 4102426988), (10, 2051213494), (11, 1864739540), (20, 1025606747), (22, 932369770), (44, 466184885), (55, 372947908), (110, 186473954), (220, 93236977), (1667, 12304820), (3334, 6152410), (6668, 3076205), (8335, 2460964), (16670, 1230482), (18337, 1118620), (33340, 615241), (36674, 559310), (55931, 366740), (73348, 279655), (91685, 223724), (111862, 183370)]