680389616

素因数分解:

$2^4\times {\mathrm{1489}}^1\times {\mathrm{28559}}^1$

素因数の和:30056

約数の個数: 20

約数和(自身を含む): 1319186400

約数和(自身を除く): 638796784

約数列:

[1, 2, 4, 8, 16, 1489, 2978, 5956, 11912, 23824, 28559, 57118, 114236, 228472, 456944, 42524351, 85048702, 170097404, 340194808, 680389616]

約数ペア:

[(1, 680389616), (2, 340194808), (4, 170097404), (8, 85048702), (16, 42524351), (1489, 456944), (2978, 228472), (5956, 114236), (11912, 57118), (23824, 28559)]