1959479080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{4397}}^1$

素因数の和:5278

約数の個数: 64

約数和(自身を含む): 4754589840

約数和(自身を除く): 2795110760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 857, 1714, 3428, 4285, 4397, 6856, 8570, 8794, 11141, 17140, 17588, 21985, 22282, 34280, 35176, 43970, 44564, 55705, 57161, 87940, 89128, 111410, 114322, 175880, 222820, 228644, 285805, 445640, 457288, 571610, 1143220, 2286440, 3768229, 7536458, 15072916, 18841145, 30145832, 37682290, 48986977, 75364580, 97973954, 150729160, 195947908, 244934885, 391895816, 489869770, 979739540, 1959479080]

約数ペア:

[(1, 1959479080), (2, 979739540), (4, 489869770), (5, 391895816), (8, 244934885), (10, 195947908), (13, 150729160), (20, 97973954), (26, 75364580), (40, 48986977), (52, 37682290), (65, 30145832), (104, 18841145), (130, 15072916), (260, 7536458), (520, 3768229), (857, 2286440), (1714, 1143220), (3428, 571610), (4285, 457288), (4397, 445640), (6856, 285805), (8570, 228644), (8794, 222820), (11141, 175880), (17140, 114322), (17588, 111410), (21985, 89128), (22282, 87940), (34280, 57161), (35176, 55705), (43970, 44564)]