38641980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{463}}^1$

素因数の和:595

約数の個数: 96

約数和(自身を含む): 117863424

約数和(自身を除く): 79221444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 107, 130, 156, 195, 214, 260, 321, 390, 428, 463, 535, 642, 780, 926, 1070, 1284, 1389, 1391, 1605, 1852, 2140, 2315, 2778, 2782, 3210, 4173, 4630, 5556, 5564, 6019, 6420, 6945, 6955, 8346, 9260, 12038, 13890, 13910, 16692, 18057, 20865, 24076, 27780, 27820, 30095, 36114, 41730, 49541, 60190, 72228, 83460, 90285, 99082, 120380, 148623, 180570, 198164, 247705, 297246, 361140, 495410, 594492, 644033, 743115, 990820, 1288066, 1486230, 1932099, 2576132, 2972460, 3220165, 3864198, 6440330, 7728396, 9660495, 12880660, 19320990, 38641980]

約数ペア:

[(1, 38641980), (2, 19320990), (3, 12880660), (4, 9660495), (5, 7728396), (6, 6440330), (10, 3864198), (12, 3220165), (13, 2972460), (15, 2576132), (20, 1932099), (26, 1486230), (30, 1288066), (39, 990820), (52, 743115), (60, 644033), (65, 594492), (78, 495410), (107, 361140), (130, 297246), (156, 247705), (195, 198164), (214, 180570), (260, 148623), (321, 120380), (390, 99082), (428, 90285), (463, 83460), (535, 72228), (642, 60190), (780, 49541), (926, 41730), (1070, 36114), (1284, 30095), (1389, 27820), (1391, 27780), (1605, 24076), (1852, 20865), (2140, 18057), (2315, 16692), (2778, 13910), (2782, 13890), (3210, 12038), (4173, 9260), (4630, 8346), (5556, 6955), (5564, 6945), (6019, 6420)]