505267180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{23677}}^1$

素因数の和:23794

約数の個数: 48

約数和(自身を含む): 1169503776

約数和(自身を除く): 664236596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1940, 2134, 4268, 5335, 10670, 21340, 23677, 47354, 94708, 118385, 236770, 260447, 473540, 520894, 1041788, 1302235, 2296669, 2604470, 4593338, 5208940, 9186676, 11483345, 22966690, 25263359, 45933380, 50526718, 101053436, 126316795, 252633590, 505267180]

約数ペア:

[(1, 505267180), (2, 252633590), (4, 126316795), (5, 101053436), (10, 50526718), (11, 45933380), (20, 25263359), (22, 22966690), (44, 11483345), (55, 9186676), (97, 5208940), (110, 4593338), (194, 2604470), (220, 2296669), (388, 1302235), (485, 1041788), (970, 520894), (1067, 473540), (1940, 260447), (2134, 236770), (4268, 118385), (5335, 94708), (10670, 47354), (21340, 23677)]