17839580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 41247360

約数和(自身を除く): 23407780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 619, 655, 1238, 1310, 1441, 2476, 2620, 2882, 3095, 5764, 6190, 6809, 7205, 12380, 13618, 14410, 27236, 28820, 34045, 68090, 81089, 136180, 162178, 324356, 405445, 810890, 891979, 1621780, 1783958, 3567916, 4459895, 8919790, 17839580]

約数ペア:

[(1, 17839580), (2, 8919790), (4, 4459895), (5, 3567916), (10, 1783958), (11, 1621780), (20, 891979), (22, 810890), (44, 405445), (55, 324356), (110, 162178), (131, 136180), (220, 81089), (262, 68090), (524, 34045), (619, 28820), (655, 27236), (1238, 14410), (1310, 13618), (1441, 12380), (2476, 7205), (2620, 6809), (2882, 6190), (3095, 5764)]