1965344080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3509543}}^1$

素因数の和:3509563

約数の個数: 40

約数和(自身を含む): 5222201472

約数和(自身を除く): 3256857392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3509543, 7019086, 14038172, 17547715, 24566801, 28076344, 35095430, 49133602, 56152688, 70190860, 98267204, 122834005, 140381720, 196534408, 245668010, 280763440, 393068816, 491336020, 982672040, 1965344080]

約数ペア:

[(1, 1965344080), (2, 982672040), (4, 491336020), (5, 393068816), (7, 280763440), (8, 245668010), (10, 196534408), (14, 140381720), (16, 122834005), (20, 98267204), (28, 70190860), (35, 56152688), (40, 49133602), (56, 35095430), (70, 28076344), (80, 24566801), (112, 17547715), (140, 14038172), (280, 7019086), (560, 3509543)]