26920260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{431}}^1$

素因数の和:793

約数の個数: 72

約数和(自身を含む): 82083456

約数和(自身を除く): 55163196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 347, 431, 694, 862, 1041, 1293, 1388, 1724, 1735, 2082, 2155, 2586, 3123, 3470, 3879, 4164, 4310, 5172, 5205, 6246, 6465, 6940, 7758, 8620, 10410, 12492, 12930, 15516, 15615, 19395, 20820, 25860, 31230, 38790, 62460, 77580, 149557, 299114, 448671, 598228, 747785, 897342, 1346013, 1495570, 1794684, 2243355, 2692026, 2991140, 4486710, 5384052, 6730065, 8973420, 13460130, 26920260]

約数ペア:

[(1, 26920260), (2, 13460130), (3, 8973420), (4, 6730065), (5, 5384052), (6, 4486710), (9, 2991140), (10, 2692026), (12, 2243355), (15, 1794684), (18, 1495570), (20, 1346013), (30, 897342), (36, 747785), (45, 598228), (60, 448671), (90, 299114), (180, 149557), (347, 77580), (431, 62460), (694, 38790), (862, 31230), (1041, 25860), (1293, 20820), (1388, 19395), (1724, 15615), (1735, 15516), (2082, 12930), (2155, 12492), (2586, 10410), (3123, 8620), (3470, 7758), (3879, 6940), (4164, 6465), (4310, 6246), (5172, 5205)]