12547220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 32659200

約数和(自身を除く): 20111980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 53, 70, 76, 89, 95, 106, 133, 140, 178, 190, 212, 265, 266, 356, 371, 380, 445, 530, 532, 623, 665, 742, 890, 1007, 1060, 1246, 1330, 1484, 1691, 1780, 1855, 2014, 2492, 2660, 3115, 3382, 3710, 4028, 4717, 5035, 6230, 6764, 7049, 7420, 8455, 9434, 10070, 11837, 12460, 14098, 16910, 18868, 20140, 23585, 23674, 28196, 33019, 33820, 35245, 47170, 47348, 59185, 66038, 70490, 89623, 94340, 118370, 132076, 140980, 165095, 179246, 236740, 330190, 358492, 448115, 627361, 660380, 896230, 1254722, 1792460, 2509444, 3136805, 6273610, 12547220]

約数ペア:

[(1, 12547220), (2, 6273610), (4, 3136805), (5, 2509444), (7, 1792460), (10, 1254722), (14, 896230), (19, 660380), (20, 627361), (28, 448115), (35, 358492), (38, 330190), (53, 236740), (70, 179246), (76, 165095), (89, 140980), (95, 132076), (106, 118370), (133, 94340), (140, 89623), (178, 70490), (190, 66038), (212, 59185), (265, 47348), (266, 47170), (356, 35245), (371, 33820), (380, 33019), (445, 28196), (530, 23674), (532, 23585), (623, 20140), (665, 18868), (742, 16910), (890, 14098), (1007, 12460), (1060, 11837), (1246, 10070), (1330, 9434), (1484, 8455), (1691, 7420), (1780, 7049), (1855, 6764), (2014, 6230), (2492, 5035), (2660, 4717), (3115, 4028), (3382, 3710)]