26874980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{809}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 62052480

約数和(自身を除く): 35177500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 302, 604, 755, 809, 1510, 1618, 1661, 3020, 3236, 3322, 4045, 6644, 8090, 8305, 8899, 16180, 16610, 17798, 33220, 35596, 44495, 88990, 122159, 177980, 244318, 488636, 610795, 1221590, 1343749, 2443180, 2687498, 5374996, 6718745, 13437490, 26874980]

約数ペア:

[(1, 26874980), (2, 13437490), (4, 6718745), (5, 5374996), (10, 2687498), (11, 2443180), (20, 1343749), (22, 1221590), (44, 610795), (55, 488636), (110, 244318), (151, 177980), (220, 122159), (302, 88990), (604, 44495), (755, 35596), (809, 33220), (1510, 17798), (1618, 16610), (1661, 16180), (3020, 8899), (3236, 8305), (3322, 8090), (4045, 6644)]