8393990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{557}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 16632864

約数和(自身を除く): 8238874

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 274, 557, 685, 1114, 1370, 1507, 2785, 3014, 5570, 6127, 7535, 12254, 15070, 30635, 61270, 76309, 152618, 381545, 763090, 839399, 1678798, 4196995, 8393990]

約数ペア:

[(1, 8393990), (2, 4196995), (5, 1678798), (10, 839399), (11, 763090), (22, 381545), (55, 152618), (110, 76309), (137, 61270), (274, 30635), (557, 15070), (685, 12254), (1114, 7535), (1370, 6127), (1507, 5570), (2785, 3014)]