7484540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 18121152

約数和(自身を除く): 10636612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 277, 386, 554, 772, 965, 1108, 1351, 1385, 1930, 1939, 2702, 2770, 3860, 3878, 5404, 5540, 6755, 7756, 9695, 13510, 19390, 27020, 38780, 53461, 106922, 213844, 267305, 374227, 534610, 748454, 1069220, 1496908, 1871135, 3742270, 7484540]

約数ペア:

[(1, 7484540), (2, 3742270), (4, 1871135), (5, 1496908), (7, 1069220), (10, 748454), (14, 534610), (20, 374227), (28, 267305), (35, 213844), (70, 106922), (140, 53461), (193, 38780), (277, 27020), (386, 19390), (554, 13510), (772, 9695), (965, 7756), (1108, 6755), (1351, 5540), (1385, 5404), (1930, 3878), (1939, 3860), (2702, 2770)]