1042720

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{19}}^1$

素因数の和:55

約数の個数: 96

約数和(自身を含む): 3024000

約数和(自身を除く): 1981280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 160, 190, 196, 224, 245, 266, 280, 304, 343, 380, 392, 490, 532, 560, 608, 665, 686, 760, 784, 931, 980, 1064, 1120, 1330, 1372, 1520, 1568, 1715, 1862, 1960, 2128, 2660, 2744, 3040, 3430, 3724, 3920, 4256, 4655, 5320, 5488, 6517, 6860, 7448, 7840, 9310, 10640, 10976, 13034, 13720, 14896, 18620, 21280, 26068, 27440, 29792, 32585, 37240, 52136, 54880, 65170, 74480, 104272, 130340, 148960, 208544, 260680, 521360, 1042720]

約数ペア:

[(1, 1042720), (2, 521360), (4, 260680), (5, 208544), (7, 148960), (8, 130340), (10, 104272), (14, 74480), (16, 65170), (19, 54880), (20, 52136), (28, 37240), (32, 32585), (35, 29792), (38, 27440), (40, 26068), (49, 21280), (56, 18620), (70, 14896), (76, 13720), (80, 13034), (95, 10976), (98, 10640), (112, 9310), (133, 7840), (140, 7448), (152, 6860), (160, 6517), (190, 5488), (196, 5320), (224, 4655), (245, 4256), (266, 3920), (280, 3724), (304, 3430), (343, 3040), (380, 2744), (392, 2660), (490, 2128), (532, 1960), (560, 1862), (608, 1715), (665, 1568), (686, 1520), (760, 1372), (784, 1330), (931, 1120), (980, 1064)]