33720920

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1291}}^1$

素因数の和:1955

約数の個数: 32

約数和(自身を含む): 76047120

約数和(自身を除く): 42326200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1291, 1306, 2582, 2612, 3265, 5164, 5224, 6455, 6530, 10328, 12910, 13060, 25820, 26120, 51640, 843023, 1686046, 3372092, 4215115, 6744184, 8430230, 16860460, 33720920]

約数ペア:

[(1, 33720920), (2, 16860460), (4, 8430230), (5, 6744184), (8, 4215115), (10, 3372092), (20, 1686046), (40, 843023), (653, 51640), (1291, 26120), (1306, 25820), (2582, 13060), (2612, 12910), (3265, 10328), (5164, 6530), (5224, 6455)]