210807730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{15287}}^1$

素因数の和:15498

約数の個数: 32

約数和(自身を含む): 435891456

約数和(自身を除く): 225083726

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 197, 394, 985, 1379, 1970, 2758, 6895, 13790, 15287, 30574, 76435, 107009, 152870, 214018, 535045, 1070090, 3011539, 6023078, 15057695, 21080773, 30115390, 42161546, 105403865, 210807730]

約数ペア:

[(1, 210807730), (2, 105403865), (5, 42161546), (7, 30115390), (10, 21080773), (14, 15057695), (35, 6023078), (70, 3011539), (197, 1070090), (394, 535045), (985, 214018), (1379, 152870), (1970, 107009), (2758, 76435), (6895, 30574), (13790, 15287)]