445282990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1\times {\mathrm{3943}}^1$

素因数の和:4464

約数の個数: 32

約数和(自身を含む): 838273536

約数和(自身を除く): 392990546

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 491, 982, 2455, 3943, 4910, 7886, 11293, 19715, 22586, 39430, 56465, 90689, 112930, 181378, 453445, 906890, 1936013, 3872026, 9680065, 19360130, 44528299, 89056598, 222641495, 445282990]

約数ペア:

[(1, 445282990), (2, 222641495), (5, 89056598), (10, 44528299), (23, 19360130), (46, 9680065), (115, 3872026), (230, 1936013), (491, 906890), (982, 453445), (2455, 181378), (3943, 112930), (4910, 90689), (7886, 56465), (11293, 39430), (19715, 22586)]