4095280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 11142144

約数和(自身を除く): 7046864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 103, 112, 140, 142, 206, 280, 284, 355, 412, 497, 515, 560, 568, 710, 721, 824, 994, 1030, 1136, 1420, 1442, 1648, 1988, 2060, 2485, 2840, 2884, 3605, 3976, 4120, 4970, 5680, 5768, 7210, 7313, 7952, 8240, 9940, 11536, 14420, 14626, 19880, 28840, 29252, 36565, 39760, 51191, 57680, 58504, 73130, 102382, 117008, 146260, 204764, 255955, 292520, 409528, 511910, 585040, 819056, 1023820, 2047640, 4095280]

約数ペア:

[(1, 4095280), (2, 2047640), (4, 1023820), (5, 819056), (7, 585040), (8, 511910), (10, 409528), (14, 292520), (16, 255955), (20, 204764), (28, 146260), (35, 117008), (40, 102382), (56, 73130), (70, 58504), (71, 57680), (80, 51191), (103, 39760), (112, 36565), (140, 29252), (142, 28840), (206, 19880), (280, 14626), (284, 14420), (355, 11536), (412, 9940), (497, 8240), (515, 7952), (560, 7313), (568, 7210), (710, 5768), (721, 5680), (824, 4970), (994, 4120), (1030, 3976), (1136, 3605), (1420, 2884), (1442, 2840), (1648, 2485), (1988, 2060)]