40807312

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28027}}^1$

素因数の和:28055

約数の個数: 40

約数和(自身を含む): 97313216

約数和(自身を除く): 56505904

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 28027, 56054, 112108, 196189, 224216, 364351, 392378, 448432, 728702, 784756, 1457404, 1569512, 2550457, 2914808, 3139024, 5100914, 5829616, 10201828, 20403656, 40807312]

約数ペア:

[(1, 40807312), (2, 20403656), (4, 10201828), (7, 5829616), (8, 5100914), (13, 3139024), (14, 2914808), (16, 2550457), (26, 1569512), (28, 1457404), (52, 784756), (56, 728702), (91, 448432), (104, 392378), (112, 364351), (182, 224216), (208, 196189), (364, 112108), (728, 56054), (1456, 28027)]