40949090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2647}}^1$

素因数の和:2691

約数の個数: 64

約数和(自身を含む): 96090624

約数和(自身を除く): 55141534

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 2210, 2647, 3094, 5294, 7735, 13235, 15470, 18529, 26470, 34411, 37058, 44999, 68822, 89998, 92645, 172055, 185290, 224995, 240877, 314993, 344110, 449990, 481754, 584987, 629986, 1169974, 1204385, 1574965, 2408770, 2924935, 3149930, 4094909, 5849870, 8189818, 20474545, 40949090]

約数ペア:

[(1, 40949090), (2, 20474545), (5, 8189818), (7, 5849870), (10, 4094909), (13, 3149930), (14, 2924935), (17, 2408770), (26, 1574965), (34, 1204385), (35, 1169974), (65, 629986), (70, 584987), (85, 481754), (91, 449990), (119, 344110), (130, 314993), (170, 240877), (182, 224995), (221, 185290), (238, 172055), (442, 92645), (455, 89998), (595, 68822), (910, 44999), (1105, 37058), (1190, 34411), (1547, 26470), (2210, 18529), (2647, 15470), (3094, 13235), (5294, 7735)]