908180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 2352000

約数和(自身を除く): 1443820

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 499, 910, 998, 1820, 1996, 2495, 3493, 4990, 6487, 6986, 9980, 12974, 13972, 17465, 25948, 32435, 34930, 45409, 64870, 69860, 90818, 129740, 181636, 227045, 454090, 908180]

約数ペア:

[(1, 908180), (2, 454090), (4, 227045), (5, 181636), (7, 129740), (10, 90818), (13, 69860), (14, 64870), (20, 45409), (26, 34930), (28, 32435), (35, 25948), (52, 17465), (65, 13972), (70, 12974), (91, 9980), (130, 6986), (140, 6487), (182, 4990), (260, 3493), (364, 2495), (455, 1996), (499, 1820), (910, 998)]