10886480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 28123200

約数和(自身を除く): 17236720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 89, 110, 139, 176, 178, 220, 278, 356, 440, 445, 556, 695, 712, 880, 890, 979, 1112, 1390, 1424, 1529, 1780, 1958, 2224, 2780, 3058, 3560, 3916, 4895, 5560, 6116, 7120, 7645, 7832, 9790, 11120, 12232, 12371, 15290, 15664, 19580, 24464, 24742, 30580, 39160, 49484, 61160, 61855, 78320, 98968, 122320, 123710, 136081, 197936, 247420, 272162, 494840, 544324, 680405, 989680, 1088648, 1360810, 2177296, 2721620, 5443240, 10886480]

約数ペア:

[(1, 10886480), (2, 5443240), (4, 2721620), (5, 2177296), (8, 1360810), (10, 1088648), (11, 989680), (16, 680405), (20, 544324), (22, 494840), (40, 272162), (44, 247420), (55, 197936), (80, 136081), (88, 123710), (89, 122320), (110, 98968), (139, 78320), (176, 61855), (178, 61160), (220, 49484), (278, 39160), (356, 30580), (440, 24742), (445, 24464), (556, 19580), (695, 15664), (712, 15290), (880, 12371), (890, 12232), (979, 11120), (1112, 9790), (1390, 7832), (1424, 7645), (1529, 7120), (1780, 6116), (1958, 5560), (2224, 4895), (2780, 3916), (3058, 3560)]