6578740

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{137}}^1$

素因数の和:174

約数の個数: 60

約数和(自身を含む): 16234596

約数和(自身を除く): 9655856

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 137, 140, 196, 245, 274, 343, 490, 548, 685, 686, 959, 980, 1370, 1372, 1715, 1918, 2401, 2740, 3430, 3836, 4795, 4802, 6713, 6860, 9590, 9604, 12005, 13426, 19180, 24010, 26852, 33565, 46991, 48020, 67130, 93982, 134260, 187964, 234955, 328937, 469910, 657874, 939820, 1315748, 1644685, 3289370, 6578740]

約数ペア:

[(1, 6578740), (2, 3289370), (4, 1644685), (5, 1315748), (7, 939820), (10, 657874), (14, 469910), (20, 328937), (28, 234955), (35, 187964), (49, 134260), (70, 93982), (98, 67130), (137, 48020), (140, 46991), (196, 33565), (245, 26852), (274, 24010), (343, 19180), (490, 13426), (548, 12005), (685, 9604), (686, 9590), (959, 6860), (980, 6713), (1370, 4802), (1372, 4795), (1715, 3836), (1918, 3430), (2401, 2740)]