28385630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31193}}^1$

素因数の和:31220

約数の個数: 32

約数和(自身を含む): 62887104

約数和(自身を除く): 34501474

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 31193, 62386, 155965, 218351, 311930, 405509, 436702, 811018, 1091755, 2027545, 2183510, 2838563, 4055090, 5677126, 14192815, 28385630]

約数ペア:

[(1, 28385630), (2, 14192815), (5, 5677126), (7, 4055090), (10, 2838563), (13, 2183510), (14, 2027545), (26, 1091755), (35, 811018), (65, 436702), (70, 405509), (91, 311930), (130, 218351), (182, 155965), (455, 62386), (910, 31193)]