7929122960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{290657}}^1$

素因数の和:290712

約数の個数: 80

約数和(自身を含む): 20759956992

約数和(自身を除く): 12830834032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 13640, 27280, 290657, 581314, 1162628, 1453285, 2325256, 2906570, 3197227, 4650512, 5813140, 6394454, 9010367, 11626280, 12788908, 15986135, 18020734, 23252560, 25577816, 31972270, 36041468, 45051835, 51155632, 63944540, 72082936, 90103670, 99114037, 127889080, 144165872, 180207340, 198228074, 255778160, 360414680, 396456148, 495570185, 720829360, 792912296, 991140370, 1585824592, 1982280740, 3964561480, 7929122960]

約数ペア:

[(1, 7929122960), (2, 3964561480), (4, 1982280740), (5, 1585824592), (8, 991140370), (10, 792912296), (11, 720829360), (16, 495570185), (20, 396456148), (22, 360414680), (31, 255778160), (40, 198228074), (44, 180207340), (55, 144165872), (62, 127889080), (80, 99114037), (88, 90103670), (110, 72082936), (124, 63944540), (155, 51155632), (176, 45051835), (220, 36041468), (248, 31972270), (310, 25577816), (341, 23252560), (440, 18020734), (496, 15986135), (620, 12788908), (682, 11626280), (880, 9010367), (1240, 6394454), (1364, 5813140), (1705, 4650512), (2480, 3197227), (2728, 2906570), (3410, 2325256), (5456, 1453285), (6820, 1162628), (13640, 581314), (27280, 290657)]