11379880

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4007}}^1$

素因数の和:4089

約数の個数: 32

約数和(自身を含む): 25971840

約数和(自身を除く): 14591960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 4007, 8014, 16028, 20035, 32056, 40070, 80140, 160280, 284497, 568994, 1137988, 1422485, 2275976, 2844970, 5689940, 11379880]

約数ペア:

[(1, 11379880), (2, 5689940), (4, 2844970), (5, 2275976), (8, 1422485), (10, 1137988), (20, 568994), (40, 284497), (71, 160280), (142, 80140), (284, 40070), (355, 32056), (568, 20035), (710, 16028), (1420, 8014), (2840, 4007)]