20558340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3461}}^1$

素因数の和:3490

約数の個数: 96

約数和(自身を含む): 69793920

約数和(自身を除く): 49235580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 3461, 5940, 6922, 10383, 13844, 17305, 20766, 31149, 34610, 38071, 41532, 51915, 62298, 69220, 76142, 93447, 103830, 114213, 124596, 152284, 155745, 186894, 190355, 207660, 228426, 311490, 342639, 373788, 380710, 456852, 467235, 571065, 622980, 685278, 761420, 934470, 1027917, 1142130, 1370556, 1713195, 1868940, 2055834, 2284260, 3426390, 4111668, 5139585, 6852780, 10279170, 20558340]

約数ペア:

[(1, 20558340), (2, 10279170), (3, 6852780), (4, 5139585), (5, 4111668), (6, 3426390), (9, 2284260), (10, 2055834), (11, 1868940), (12, 1713195), (15, 1370556), (18, 1142130), (20, 1027917), (22, 934470), (27, 761420), (30, 685278), (33, 622980), (36, 571065), (44, 467235), (45, 456852), (54, 380710), (55, 373788), (60, 342639), (66, 311490), (90, 228426), (99, 207660), (108, 190355), (110, 186894), (132, 155745), (135, 152284), (165, 124596), (180, 114213), (198, 103830), (220, 93447), (270, 76142), (297, 69220), (330, 62298), (396, 51915), (495, 41532), (540, 38071), (594, 34610), (660, 31149), (990, 20766), (1188, 17305), (1485, 13844), (1980, 10383), (2970, 6922), (3461, 5940)]