398536460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{5443}}^1$

素因数の和:5982

約数の個数: 48

約数和(自身を含む): 958492416

約数和(自身を除く): 559955956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 523, 1046, 2092, 2615, 3661, 5230, 5443, 7322, 10460, 10886, 14644, 18305, 21772, 27215, 36610, 38101, 54430, 73220, 76202, 108860, 152404, 190505, 381010, 762020, 2846689, 5693378, 11386756, 14233445, 19926823, 28466890, 39853646, 56933780, 79707292, 99634115, 199268230, 398536460]

約数ペア:

[(1, 398536460), (2, 199268230), (4, 99634115), (5, 79707292), (7, 56933780), (10, 39853646), (14, 28466890), (20, 19926823), (28, 14233445), (35, 11386756), (70, 5693378), (140, 2846689), (523, 762020), (1046, 381010), (2092, 190505), (2615, 152404), (3661, 108860), (5230, 76202), (5443, 73220), (7322, 54430), (10460, 38101), (10886, 36610), (14644, 27215), (18305, 21772)]