1921094040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{122207}}^1$

素因数の和:122352

約数の個数: 64

約数和(自身を含む): 5807324160

約数和(自身を除く): 3886230120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 5240, 7860, 15720, 122207, 244414, 366621, 488828, 611035, 733242, 977656, 1222070, 1466484, 1833105, 2444140, 2932968, 3666210, 4888280, 7332420, 14664840, 16009117, 32018234, 48027351, 64036468, 80045585, 96054702, 128072936, 160091170, 192109404, 240136755, 320182340, 384218808, 480273510, 640364680, 960547020, 1921094040]

約数ペア:

[(1, 1921094040), (2, 960547020), (3, 640364680), (4, 480273510), (5, 384218808), (6, 320182340), (8, 240136755), (10, 192109404), (12, 160091170), (15, 128072936), (20, 96054702), (24, 80045585), (30, 64036468), (40, 48027351), (60, 32018234), (120, 16009117), (131, 14664840), (262, 7332420), (393, 4888280), (524, 3666210), (655, 2932968), (786, 2444140), (1048, 1833105), (1310, 1466484), (1572, 1222070), (1965, 977656), (2620, 733242), (3144, 611035), (3930, 488828), (5240, 366621), (7860, 244414), (15720, 122207)]