408220577060

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1489}}^1\times {\mathrm{128111}}^1$

素因数の和:129716

約数の個数: 48

約数和(自身を含む): 865862887680

約数和(自身を除く): 457642310620

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 1489, 2140, 2978, 5956, 7445, 14890, 29780, 128111, 159323, 256222, 318646, 512444, 637292, 640555, 796615, 1281110, 1593230, 2562220, 3186460, 13707877, 27415754, 54831508, 68539385, 137078770, 190757279, 274157540, 381514558, 763029116, 953786395, 1907572790, 3815145580, 20411028853, 40822057706, 81644115412, 102055144265, 204110288530, 408220577060]

約数ペア:

[(1, 408220577060), (2, 204110288530), (4, 102055144265), (5, 81644115412), (10, 40822057706), (20, 20411028853), (107, 3815145580), (214, 1907572790), (428, 953786395), (535, 763029116), (1070, 381514558), (1489, 274157540), (2140, 190757279), (2978, 137078770), (5956, 68539385), (7445, 54831508), (14890, 27415754), (29780, 13707877), (128111, 3186460), (159323, 2562220), (256222, 1593230), (318646, 1281110), (512444, 796615), (637292, 640555)]