39878720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{937}}^1$

素因数の和:980

約数の個数: 112

約数和(自身を含む): 114360960

約数和(自身を除く): 74482240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 937, 1064, 1120, 1216, 1330, 1520, 1874, 2128, 2240, 2660, 3040, 3748, 4256, 4685, 5320, 6080, 6559, 7496, 8512, 9370, 10640, 13118, 14992, 17803, 18740, 21280, 26236, 29984, 32795, 35606, 37480, 42560, 52472, 59968, 65590, 71212, 74960, 89015, 104944, 124621, 131180, 142424, 149920, 178030, 209888, 249242, 262360, 284848, 299840, 356060, 419776, 498484, 524720, 569696, 623105, 712120, 996968, 1049440, 1139392, 1246210, 1424240, 1993936, 2098880, 2492420, 2848480, 3987872, 4984840, 5696960, 7975744, 9969680, 19939360, 39878720]

約数ペア:

[(1, 39878720), (2, 19939360), (4, 9969680), (5, 7975744), (7, 5696960), (8, 4984840), (10, 3987872), (14, 2848480), (16, 2492420), (19, 2098880), (20, 1993936), (28, 1424240), (32, 1246210), (35, 1139392), (38, 1049440), (40, 996968), (56, 712120), (64, 623105), (70, 569696), (76, 524720), (80, 498484), (95, 419776), (112, 356060), (133, 299840), (140, 284848), (152, 262360), (160, 249242), (190, 209888), (224, 178030), (266, 149920), (280, 142424), (304, 131180), (320, 124621), (380, 104944), (448, 89015), (532, 74960), (560, 71212), (608, 65590), (665, 59968), (760, 52472), (937, 42560), (1064, 37480), (1120, 35606), (1216, 32795), (1330, 29984), (1520, 26236), (1874, 21280), (2128, 18740), (2240, 17803), (2660, 14992), (3040, 13118), (3748, 10640), (4256, 9370), (4685, 8512), (5320, 7496), (6080, 6559)]