820988344

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1873}}^1$

素因数の和:2200

約数の個数: 64

約数和(自身を含む): 1785097440

約数和(自身を除く): 964109096

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 293, 374, 586, 748, 1172, 1496, 1873, 2344, 3223, 3746, 4981, 6446, 7492, 9962, 12892, 14984, 19924, 20603, 25784, 31841, 39848, 41206, 54791, 63682, 82412, 109582, 127364, 164824, 219164, 254728, 350251, 438328, 548789, 700502, 1097578, 1401004, 2195156, 2802008, 4390312, 6036679, 9329413, 12073358, 18658826, 24146716, 37317652, 48293432, 74635304, 102623543, 205247086, 410494172, 820988344]

約数ペア:

[(1, 820988344), (2, 410494172), (4, 205247086), (8, 102623543), (11, 74635304), (17, 48293432), (22, 37317652), (34, 24146716), (44, 18658826), (68, 12073358), (88, 9329413), (136, 6036679), (187, 4390312), (293, 2802008), (374, 2195156), (586, 1401004), (748, 1097578), (1172, 700502), (1496, 548789), (1873, 438328), (2344, 350251), (3223, 254728), (3746, 219164), (4981, 164824), (6446, 127364), (7492, 109582), (9962, 82412), (12892, 63682), (14984, 54791), (19924, 41206), (20603, 39848), (25784, 31841)]