26121580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1297}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 58877280

約数和(自身を除く): 32755700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 106, 190, 212, 265, 380, 530, 1007, 1060, 1297, 2014, 2594, 4028, 5035, 5188, 6485, 10070, 12970, 20140, 24643, 25940, 49286, 68741, 98572, 123215, 137482, 246430, 274964, 343705, 492860, 687410, 1306079, 1374820, 2612158, 5224316, 6530395, 13060790, 26121580]

約数ペア:

[(1, 26121580), (2, 13060790), (4, 6530395), (5, 5224316), (10, 2612158), (19, 1374820), (20, 1306079), (38, 687410), (53, 492860), (76, 343705), (95, 274964), (106, 246430), (190, 137482), (212, 123215), (265, 98572), (380, 68741), (530, 49286), (1007, 25940), (1060, 24643), (1297, 20140), (2014, 12970), (2594, 10070), (4028, 6485), (5035, 5188)]