20199805730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{154303}}^1$

素因数の和:154395

約数の個数: 64

約数和(自身を含む): 41995376640

約数和(自身を除く): 21795570910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 53, 65, 95, 106, 130, 190, 247, 265, 494, 530, 689, 1007, 1235, 1378, 2014, 2470, 3445, 5035, 6890, 10070, 13091, 26182, 65455, 130910, 154303, 308606, 771515, 1543030, 2005939, 2931757, 4011878, 5863514, 8178059, 10029695, 14658785, 16356118, 20059390, 29317570, 38112841, 40890295, 76225682, 81780590, 106314767, 155383121, 190564205, 212629534, 310766242, 381128410, 531573835, 776915605, 1063147670, 1553831210, 2019980573, 4039961146, 10099902865, 20199805730]

約数ペア:

[(1, 20199805730), (2, 10099902865), (5, 4039961146), (10, 2019980573), (13, 1553831210), (19, 1063147670), (26, 776915605), (38, 531573835), (53, 381128410), (65, 310766242), (95, 212629534), (106, 190564205), (130, 155383121), (190, 106314767), (247, 81780590), (265, 76225682), (494, 40890295), (530, 38112841), (689, 29317570), (1007, 20059390), (1235, 16356118), (1378, 14658785), (2014, 10029695), (2470, 8178059), (3445, 5863514), (5035, 4011878), (6890, 2931757), (10070, 2005939), (13091, 1543030), (26182, 771515), (65455, 308606), (130910, 154303)]