847703920

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{30893}}^1$

素因数の和:30927

約数の個数: 80

約数和(自身を含む): 2298513600

約数和(自身を除く): 1450809680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 13720, 27440, 30893, 61786, 123572, 154465, 216251, 247144, 308930, 432502, 494288, 617860, 865004, 1081255, 1235720, 1513757, 1730008, 2162510, 2471440, 3027514, 3460016, 4325020, 6055028, 7568785, 8650040, 10596299, 12110056, 15137570, 17300080, 21192598, 24220112, 30275140, 42385196, 52981495, 60550280, 84770392, 105962990, 121100560, 169540784, 211925980, 423851960, 847703920]

約数ペア:

[(1, 847703920), (2, 423851960), (4, 211925980), (5, 169540784), (7, 121100560), (8, 105962990), (10, 84770392), (14, 60550280), (16, 52981495), (20, 42385196), (28, 30275140), (35, 24220112), (40, 21192598), (49, 17300080), (56, 15137570), (70, 12110056), (80, 10596299), (98, 8650040), (112, 7568785), (140, 6055028), (196, 4325020), (245, 3460016), (280, 3027514), (343, 2471440), (392, 2162510), (490, 1730008), (560, 1513757), (686, 1235720), (784, 1081255), (980, 865004), (1372, 617860), (1715, 494288), (1960, 432502), (2744, 308930), (3430, 247144), (3920, 216251), (5488, 154465), (6860, 123572), (13720, 61786), (27440, 30893)]