190804540

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{547}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 407659392

約数和(自身を除く): 216854852

約数列:

[1, 2, 4, 5, 10, 20, 107, 163, 214, 326, 428, 535, 547, 652, 815, 1070, 1094, 1630, 2140, 2188, 2735, 3260, 5470, 10940, 17441, 34882, 58529, 69764, 87205, 89161, 117058, 174410, 178322, 234116, 292645, 348820, 356644, 445805, 585290, 891610, 1170580, 1783220, 9540227, 19080454, 38160908, 47701135, 95402270, 190804540]

約数ペア:

[(1, 190804540), (2, 95402270), (4, 47701135), (5, 38160908), (10, 19080454), (20, 9540227), (107, 1783220), (163, 1170580), (214, 891610), (326, 585290), (428, 445805), (535, 356644), (547, 348820), (652, 292645), (815, 234116), (1070, 178322), (1094, 174410), (1630, 117058), (2140, 89161), (2188, 87205), (2735, 69764), (3260, 58529), (5470, 34882), (10940, 17441)]