2000996480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1427}}^1$

素因数の和:1766

約数の個数: 128

約数和(自身を含む): 5488318080

約数和(自身を除く): 3487321600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 313, 320, 448, 560, 626, 640, 896, 1120, 1252, 1427, 1565, 2191, 2240, 2504, 2854, 3130, 4382, 4480, 5008, 5708, 6260, 7135, 8764, 9989, 10016, 10955, 11416, 12520, 14270, 17528, 19978, 20032, 21910, 22832, 25040, 28540, 35056, 39956, 40064, 43820, 45664, 49945, 50080, 57080, 70112, 79912, 87640, 91328, 99890, 100160, 114160, 140224, 159824, 175280, 182656, 199780, 200320, 228320, 280448, 319648, 350560, 399560, 446651, 456640, 639296, 701120, 799120, 893302, 913280, 1278592, 1402240, 1598240, 1786604, 2233255, 3126557, 3196480, 3573208, 4466510, 6253114, 6392960, 7146416, 8933020, 12506228, 14292832, 15632785, 17866040, 25012456, 28585664, 31265570, 35732080, 50024912, 57171328, 62531140, 71464160, 100049824, 125062280, 142928320, 200099648, 250124560, 285856640, 400199296, 500249120, 1000498240, 2000996480]

約数ペア:

[(1, 2000996480), (2, 1000498240), (4, 500249120), (5, 400199296), (7, 285856640), (8, 250124560), (10, 200099648), (14, 142928320), (16, 125062280), (20, 100049824), (28, 71464160), (32, 62531140), (35, 57171328), (40, 50024912), (56, 35732080), (64, 31265570), (70, 28585664), (80, 25012456), (112, 17866040), (128, 15632785), (140, 14292832), (160, 12506228), (224, 8933020), (280, 7146416), (313, 6392960), (320, 6253114), (448, 4466510), (560, 3573208), (626, 3196480), (640, 3126557), (896, 2233255), (1120, 1786604), (1252, 1598240), (1427, 1402240), (1565, 1278592), (2191, 913280), (2240, 893302), (2504, 799120), (2854, 701120), (3130, 639296), (4382, 456640), (4480, 446651), (5008, 399560), (5708, 350560), (6260, 319648), (7135, 280448), (8764, 228320), (9989, 200320), (10016, 199780), (10955, 182656), (11416, 175280), (12520, 159824), (14270, 140224), (17528, 114160), (19978, 100160), (20032, 99890), (21910, 91328), (22832, 87640), (25040, 79912), (28540, 70112), (35056, 57080), (39956, 50080), (40064, 49945), (43820, 45664)]