7040320

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{449}}^1$

素因数の和:480

約数の個数: 84

約数和(自身を含む): 19545300

約数和(自身を除く): 12504980

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 449, 490, 560, 784, 898, 980, 1120, 1568, 1796, 1960, 2240, 2245, 3136, 3143, 3592, 3920, 4490, 6286, 7184, 7840, 8980, 12572, 14368, 15680, 15715, 17960, 22001, 25144, 28736, 31430, 35920, 44002, 50288, 62860, 71840, 88004, 100576, 110005, 125720, 143680, 176008, 201152, 220010, 251440, 352016, 440020, 502880, 704032, 880040, 1005760, 1408064, 1760080, 3520160, 7040320]

約数ペア:

[(1, 7040320), (2, 3520160), (4, 1760080), (5, 1408064), (7, 1005760), (8, 880040), (10, 704032), (14, 502880), (16, 440020), (20, 352016), (28, 251440), (32, 220010), (35, 201152), (40, 176008), (49, 143680), (56, 125720), (64, 110005), (70, 100576), (80, 88004), (98, 71840), (112, 62860), (140, 50288), (160, 44002), (196, 35920), (224, 31430), (245, 28736), (280, 25144), (320, 22001), (392, 17960), (448, 15715), (449, 15680), (490, 14368), (560, 12572), (784, 8980), (898, 7840), (980, 7184), (1120, 6286), (1568, 4490), (1796, 3920), (1960, 3592), (2240, 3143), (2245, 3136)]