31983880

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2729}}^1$

素因数の和:3033

約数の個数: 32

約数和(自身を含む): 72235800

約数和(自身を除く): 40251920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2729, 2930, 5458, 5860, 10916, 11720, 13645, 21832, 27290, 54580, 109160, 799597, 1599194, 3198388, 3997985, 6396776, 7995970, 15991940, 31983880]

約数ペア:

[(1, 31983880), (2, 15991940), (4, 7995970), (5, 6396776), (8, 3997985), (10, 3198388), (20, 1599194), (40, 799597), (293, 109160), (586, 54580), (1172, 27290), (1465, 21832), (2344, 13645), (2729, 11720), (2930, 10916), (5458, 5860)]