15364640

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{881}}^1$

素因数の和:1005

約数の個数: 48

約数和(自身を含む): 36673560

約数和(自身を除く): 21308920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 881, 1090, 1744, 1762, 2180, 3488, 3524, 4360, 4405, 7048, 8720, 8810, 14096, 17440, 17620, 28192, 35240, 70480, 96029, 140960, 192058, 384116, 480145, 768232, 960290, 1536464, 1920580, 3072928, 3841160, 7682320, 15364640]

約数ペア:

[(1, 15364640), (2, 7682320), (4, 3841160), (5, 3072928), (8, 1920580), (10, 1536464), (16, 960290), (20, 768232), (32, 480145), (40, 384116), (80, 192058), (109, 140960), (160, 96029), (218, 70480), (436, 35240), (545, 28192), (872, 17620), (881, 17440), (1090, 14096), (1744, 8810), (1762, 8720), (2180, 7048), (3488, 4405), (3524, 4360)]