31500260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1093}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 72781632

約数和(自身を除く): 41281372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 1093, 1310, 1441, 2186, 2620, 2882, 4372, 5465, 5764, 7205, 10930, 12023, 14410, 21860, 24046, 28820, 48092, 60115, 120230, 143183, 240460, 286366, 572732, 715915, 1431830, 1575013, 2863660, 3150026, 6300052, 7875065, 15750130, 31500260]

約数ペア:

[(1, 31500260), (2, 15750130), (4, 7875065), (5, 6300052), (10, 3150026), (11, 2863660), (20, 1575013), (22, 1431830), (44, 715915), (55, 572732), (110, 286366), (131, 240460), (220, 143183), (262, 120230), (524, 60115), (655, 48092), (1093, 28820), (1310, 24046), (1441, 21860), (2186, 14410), (2620, 12023), (2882, 10930), (4372, 7205), (5465, 5764)]