285344080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{509543}}^1$

素因数の和:509563

約数の個数: 40

約数和(自身を含む): 758201472

約数和(自身を除く): 472857392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 509543, 1019086, 2038172, 2547715, 3566801, 4076344, 5095430, 7133602, 8152688, 10190860, 14267204, 17834005, 20381720, 28534408, 35668010, 40763440, 57068816, 71336020, 142672040, 285344080]

約数ペア:

[(1, 285344080), (2, 142672040), (4, 71336020), (5, 57068816), (7, 40763440), (8, 35668010), (10, 28534408), (14, 20381720), (16, 17834005), (20, 14267204), (28, 10190860), (35, 8152688), (40, 7133602), (56, 5095430), (70, 4076344), (80, 3566801), (112, 2547715), (140, 2038172), (280, 1019086), (560, 509543)]