162020180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2357}}^1$

素因数の和:2864

約数の個数: 48

約数和(自身を含む): 389805696

約数和(自身を除く): 227785516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 491, 982, 1964, 2357, 2455, 3437, 4714, 4910, 6874, 9428, 9820, 11785, 13748, 16499, 17185, 23570, 32998, 34370, 47140, 65996, 68740, 82495, 164990, 329980, 1157287, 2314574, 4629148, 5786435, 8101009, 11572870, 16202018, 23145740, 32404036, 40505045, 81010090, 162020180]

約数ペア:

[(1, 162020180), (2, 81010090), (4, 40505045), (5, 32404036), (7, 23145740), (10, 16202018), (14, 11572870), (20, 8101009), (28, 5786435), (35, 4629148), (70, 2314574), (140, 1157287), (491, 329980), (982, 164990), (1964, 82495), (2357, 68740), (2455, 65996), (3437, 47140), (4714, 34370), (4910, 32998), (6874, 23570), (9428, 17185), (9820, 16499), (11785, 13748)]