1889350540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1226851}}^1$

素因数の和:1226878

約数の個数: 48

約数和(自身を含む): 4946667264

約数和(自身を除く): 3057316724

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1226851, 2453702, 4907404, 6134255, 8587957, 12268510, 13495361, 17175914, 24537020, 26990722, 34351828, 42939785, 53981444, 67476805, 85879570, 94467527, 134953610, 171759140, 188935054, 269907220, 377870108, 472337635, 944675270, 1889350540]

約数ペア:

[(1, 1889350540), (2, 944675270), (4, 472337635), (5, 377870108), (7, 269907220), (10, 188935054), (11, 171759140), (14, 134953610), (20, 94467527), (22, 85879570), (28, 67476805), (35, 53981444), (44, 42939785), (55, 34351828), (70, 26990722), (77, 24537020), (110, 17175914), (140, 13495361), (154, 12268510), (220, 8587957), (308, 6134255), (385, 4907404), (770, 2453702), (1540, 1226851)]