636394740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{558241}}^1$

素因数の和:558272

約数の個数: 48

約数和(自身を含む): 1875693120

約数和(自身を除く): 1239298380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 558241, 1116482, 1674723, 2232964, 2791205, 3349446, 5582410, 6698892, 8373615, 10606579, 11164820, 16747230, 21213158, 31819737, 33494460, 42426316, 53032895, 63639474, 106065790, 127278948, 159098685, 212131580, 318197370, 636394740]

約数ペア:

[(1, 636394740), (2, 318197370), (3, 212131580), (4, 159098685), (5, 127278948), (6, 106065790), (10, 63639474), (12, 53032895), (15, 42426316), (19, 33494460), (20, 31819737), (30, 21213158), (38, 16747230), (57, 11164820), (60, 10606579), (76, 8373615), (95, 6698892), (114, 5582410), (190, 3349446), (228, 2791205), (285, 2232964), (380, 1674723), (570, 1116482), (1140, 558241)]