27656210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 53986176

約数和(自身を除く): 26329966

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 163, 190, 235, 326, 361, 470, 722, 815, 893, 1630, 1786, 1805, 3097, 3610, 4465, 6194, 7661, 8930, 15322, 15485, 16967, 30970, 33934, 38305, 58843, 76610, 84835, 117686, 145559, 169670, 291118, 294215, 588430, 727795, 1455590, 2765621, 5531242, 13828105, 27656210]

約数ペア:

[(1, 27656210), (2, 13828105), (5, 5531242), (10, 2765621), (19, 1455590), (38, 727795), (47, 588430), (94, 294215), (95, 291118), (163, 169670), (190, 145559), (235, 117686), (326, 84835), (361, 76610), (470, 58843), (722, 38305), (815, 33934), (893, 30970), (1630, 16967), (1786, 15485), (1805, 15322), (3097, 8930), (3610, 7661), (4465, 6194)]