8188180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 23143680

約数和(自身を除く): 14955500

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 409, 455, 572, 715, 770, 818, 910, 1001, 1430, 1540, 1636, 1820, 2002, 2045, 2860, 2863, 4004, 4090, 4499, 5005, 5317, 5726, 8180, 8998, 10010, 10634, 11452, 14315, 17996, 20020, 21268, 22495, 26585, 28630, 31493, 37219, 44990, 53170, 57260, 58487, 62986, 74438, 89980, 106340, 116974, 125972, 148876, 157465, 186095, 233948, 292435, 314930, 372190, 409409, 584870, 629860, 744380, 818818, 1169740, 1637636, 2047045, 4094090, 8188180]

約数ペア:

[(1, 8188180), (2, 4094090), (4, 2047045), (5, 1637636), (7, 1169740), (10, 818818), (11, 744380), (13, 629860), (14, 584870), (20, 409409), (22, 372190), (26, 314930), (28, 292435), (35, 233948), (44, 186095), (52, 157465), (55, 148876), (65, 125972), (70, 116974), (77, 106340), (91, 89980), (110, 74438), (130, 62986), (140, 58487), (143, 57260), (154, 53170), (182, 44990), (220, 37219), (260, 31493), (286, 28630), (308, 26585), (364, 22495), (385, 21268), (409, 20020), (455, 17996), (572, 14315), (715, 11452), (770, 10634), (818, 10010), (910, 8998), (1001, 8180), (1430, 5726), (1540, 5317), (1636, 5005), (1820, 4499), (2002, 4090), (2045, 4004), (2860, 2863)]